Symfony Profiler

App\Twig\Components\Menu\MainMenu {#8356
  -routingManager: App\BusinessLogic\Training\Exercise\Url\ExerciseRoutingManager {#208 …}
  -em: Doctrine\ORM\EntityManager {#550 …}
  -cache: Symfony\Component\Cache\Adapter\TraceableAdapter {#205 …}
  -kernel: App\Kernel {#14 …}
  -mediaManager: App\BusinessLogic\Media\Manager\MediaManager {#214 …}
}

[
  "name" => "fitmetrics-biceps"
  "class" => "header--logo-dark header--logo dark:hidden h-[80px] w-[130px] max-w-[130px]"
  "data-front--header-target" => "logoDark"
]

[
  "class" => "header--logo-dark header--logo dark:hidden h-[80px] w-[130px] max-w-[130px]"
  "data-front--header-target" => "logoDark"
]

App\Twig\Components\Media\Icon {#8403
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fitmetrics-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "fitmetrics-white-biceps"
  "class" => "header--logo-white header--logo hidden dark:block h-[80px] w-[130px] max-w-[130px]"
  "data-front--header-target" => "logoWhite"
]

[
  "class" => "header--logo-white header--logo hidden dark:block h-[80px] w-[130px] max-w-[130px]"
  "data-front--header-target" => "logoWhite"
]

App\Twig\Components\Media\Icon {#8414
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fitmetrics-white-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "class" => "max-w-fit"
]

[
  "class" => "max-w-fit"
]

Symfony\UX\TwigComponent\AnonymousComponent {#8465
  -props: [
    "class" => "max-w-fit"
  ]
}

[
  "name" => "fitmetrics-biceps"
  "class" => "block header--logo-dark header--logo w-full dark:hidden h-[50px] scale-150"
  "data-front--header-target" => "logoDark"
]

[
  "class" => "block header--logo-dark header--logo w-full dark:hidden h-[50px] scale-150"
  "data-front--header-target" => "logoDark"
]

App\Twig\Components\Media\Icon {#8480
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fitmetrics-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "fitmetrics-white-biceps"
  "class" => "hidden header--logo-white header--logo w-full dark:block h-[50px] scale-150"
  "data-front--header-target" => "logoWhite"
]

[
  "class" => "hidden header--logo-white header--logo w-full dark:block h-[50px] scale-150"
  "data-front--header-target" => "logoWhite"
]

App\Twig\Components\Media\Icon {#8530
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fitmetrics-white-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "search"
  "class" => "h-7 w-7 mr-4 fill-current"
]

[
  "class" => "h-7 w-7 mr-4 fill-current"
]

App\Twig\Components\Media\Icon {#8558
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "search"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "flexed-biceps"
  "class" => "h-7 w-7 mr-4 fill-current"
]

[
  "class" => "h-7 w-7 mr-4 fill-current"
]

App\Twig\Components\Media\Icon {#8574
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "flexed-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "barbell"
  "class" => "h-8 w-8 mr-3 fill-current"
]

[
  "class" => "h-8 w-8 mr-3 fill-current"
]

App\Twig\Components\Media\Icon {#8598
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "barbell"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "category"
  "class" => "h-8 w-8 mr-3 fill-current"
]

[
  "class" => "h-8 w-8 mr-3 fill-current"
]

App\Twig\Components\Media\Icon {#8622
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "category"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "fire"
  "class" => "h-8 w-8 mr-3 fill-current"
]

[
  "class" => "h-8 w-8 mr-3 fill-current"
]

App\Twig\Components\Media\Icon {#8646
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fire"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "discipline "
  "class" => "h-8 w-8 mr-3 fill-current"
]

[
  "class" => "h-8 w-8 mr-3 fill-current"
]

App\Twig\Components\Media\Icon {#8670
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "discipline "
  +title: null
  +symbolDefsName: null
}

[
  "name" => "stats-chart"
  "class" => "h-8 w-8 mr-3 fill-current"
]

[
  "class" => "h-8 w-8 mr-3 fill-current"
]

App\Twig\Components\Media\Icon {#8694
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "stats-chart"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "latest"
  "class" => "h-7 w-7 mr-4 fill-current"
]

[
  "class" => "h-7 w-7 mr-4 fill-current"
]

App\Twig\Components\Media\Icon {#8718
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "latest"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "random"
  "class" => "h-8 w-8 mr-3 fill-current"
]

[
  "class" => "h-8 w-8 mr-3 fill-current"
]

App\Twig\Components\Media\Icon {#8742
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "random"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "chevron-down"
  "class" => "w-7 h-7 fill-black dark:fill-white transition group-hover:rotate-180"
]

[
  "class" => "w-7 h-7 fill-black dark:fill-white transition group-hover:rotate-180"
]

App\Twig\Components\Media\Icon {#9109
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "chevron-down"
  +title: null
  +symbolDefsName: null
}

[
  "class" => "max-w-fit"
]

[
  "class" => "max-w-fit"
]

Symfony\UX\TwigComponent\AnonymousComponent {#9078
  -props: [
    "class" => "max-w-fit"
  ]
}

App\Twig\Components\Menu\ConnexionMenu {#9171
  -authenticationUtils: Symfony\Component\Security\Http\Authentication\AuthenticationUtils {#9172 …}
  -formFactory: Symfony\Component\Form\FormFactory {#9170 …}
}

[
  "name" => "close"
  "class" => "w-[26px] h-[26px] md:w-[15px] md:h-[15px] cursor-pointer"
]

[
  "class" => "w-[26px] h-[26px] md:w-[15px] md:h-[15px] cursor-pointer"
]

App\Twig\Components\Media\Icon {#9323
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "close"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "fitmetrics-white-biceps"
  "class" => "hidden dark:block h-[80px] w-[300px]"
]

[
  "class" => "hidden dark:block h-[80px] w-[300px]"
]

App\Twig\Components\Media\Icon {#9358
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fitmetrics-white-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "fitmetrics-biceps"
  "class" => "block dark:hidden h-[80px] w-[300px]"
]

[
  "class" => "block dark:hidden h-[80px] w-[300px]"
]

App\Twig\Components\Media\Icon {#9388
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fitmetrics-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "google"
  "class" => "h-[24px] w-[20px]"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "h-[24px] w-[20px]"
]

App\Twig\Components\Media\Icon {#9420
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "google"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "apple"
  "class" => "h-[24px] w-[20px] fill-white"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "h-[24px] w-[20px] fill-white"
]

App\Twig\Components\Media\Icon {#9439
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "apple"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "fitmetrics-white-biceps"
  "class" => "h-[80px] w-[300px]"
]

[
  "class" => "h-[80px] w-[300px]"
]

App\Twig\Components\Media\Icon {#9549
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fitmetrics-white-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "chevron-down"
  "class" => "fill-white w-[20px] h-[20px]"
]

[
  "class" => "fill-white w-[20px] h-[20px]"
]

App\Twig\Components\Media\Icon {#9583
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "chevron-down"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "flexed-biceps"
  "class" => "h-5 w-5 mr-2 fill-current"
]

[
  "class" => "h-5 w-5 mr-2 fill-current"
]

App\Twig\Components\Media\Icon {#9599
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "flexed-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "fire"
  "class" => "h-5 w-5 mr-2 fill-current"
]

[
  "class" => "h-5 w-5 mr-2 fill-current"
]

App\Twig\Components\Media\Icon {#9623
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fire"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "category"
  "class" => "h-5 w-5 mr-2 fill-current"
]

[
  "class" => "h-5 w-5 mr-2 fill-current"
]

App\Twig\Components\Media\Icon {#9647
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "category"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "barbell"
  "class" => "h-5 w-5 mr-2 fill-current"
]

[
  "class" => "h-5 w-5 mr-2 fill-current"
]

App\Twig\Components\Media\Icon {#9671
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "barbell"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "discipline"
  "class" => "h-5 w-5 mr-2 fill-current"
]

[
  "class" => "h-5 w-5 mr-2 fill-current"
]

App\Twig\Components\Media\Icon {#9695
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "discipline"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "stats-chart"
  "class" => "h-5 w-5 mr-2 fill-current"
]

[
  "class" => "h-5 w-5 mr-2 fill-current"
]

App\Twig\Components\Media\Icon {#9719
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "stats-chart"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "latest"
  "class" => "h-5 w-5 mr-2 fill-current"
]

[
  "class" => "h-5 w-5 mr-2 fill-current"
]

App\Twig\Components\Media\Icon {#9743
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "latest"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "random"
  "class" => "h-5 w-5 mr-2 fill-current"
]

[
  "class" => "h-5 w-5 mr-2 fill-current"
]

App\Twig\Components\Media\Icon {#9767
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "random"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "favorites"
  "class" => "h-5 w-5 mr-2 fill-current"
]

[
  "class" => "h-5 w-5 mr-2 fill-current"
]

App\Twig\Components\Media\Icon {#9791
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "favorites"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "more"
  "class" => "h-5 w-5 mr-2 fill-current"
]

[
  "class" => "h-5 w-5 mr-2 fill-current"
]

App\Twig\Components\Media\Icon {#9815
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "more"
  +title: null
  +symbolDefsName: null
}

[
  "defaultOpenLeft" => true
]

App\Twig\Components\App\LangSelector {#9860
  +routeName: null
  +params: null
  +withQuery: true
  +defaultOpenLeft: true
  -seoPage: App\BusinessLogic\App\Seo\SeoPage {#210 …}
  -requestStack: Symfony\Component\HttpFoundation\RequestStack {#865 …}
  -router: Symfony\Bundle\FrameworkBundle\Routing\Router {#681 …}
}

[
  "name" => "close"
  "class" => "w-[26px] h-[26px] md:w-[15px] md:h-[15px] cursor-pointer text-white"
]

[
  "class" => "w-[26px] h-[26px] md:w-[15px] md:h-[15px] cursor-pointer text-white"
]

App\Twig\Components\Media\Icon {#9850
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "close"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "fitmetrics-biceps"
  "class" => "h-16 w-full"
]

[
  "class" => "h-16 w-full"
]

App\Twig\Components\Media\Icon {#9491
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fitmetrics-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "builder" => App\BusinessLogic\App\Menu\BreadcrumbBuilder {#4421
    -items: [
      [
        "label" => "menu.home"
        "url" => "/en/"
      ]
      [
        "label" => "menu.exercises"
        "url" => "/en/exercises"
      ]
      [
        "label" => "Curls"
        "url" => "/en/exercises/group/14-curls"
      ]
      [
        "label" => "Concentration Curls"
        "url" => null
      ]
    ]
  }
]

App\Twig\Components\Menu\Breadcrumb {#9943
  +items: [
    [
      "label" => "menu.home"
      "url" => "/en/"
    ]
    [
      "label" => "menu.exercises"
      "url" => "/en/exercises"
    ]
    [
      "label" => "Curls"
      "url" => "/en/exercises/group/14-curls"
    ]
    [
      "label" => "Concentration Curls"
      "url" => null
    ]
  ]
  +builder: App\BusinessLogic\App\Menu\BreadcrumbBuilder {#4421
    -items: [
      [
        "label" => "menu.home"
        "url" => "/en/"
      ]
      [
        "label" => "menu.exercises"
        "url" => "/en/exercises"
      ]
      [
        "label" => "Curls"
        "url" => "/en/exercises/group/14-curls"
      ]
      [
        "label" => "Concentration Curls"
        "url" => null
      ]
    ]
  }
}

[
  "name" => "chevron-right"
  "class" => "w-[10px] h-[10px] fill-black dark:fill-white"
]

[
  "class" => "w-[10px] h-[10px] fill-black dark:fill-white"
]

App\Twig\Components\Media\Icon {#9973
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "chevron-right"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "chevron-right"
  "class" => "w-[10px] h-[10px] fill-black dark:fill-white"
]

[
  "class" => "w-[10px] h-[10px] fill-black dark:fill-white"
]

App\Twig\Components\Media\Icon {#9995
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "chevron-right"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "chevron-right"
  "class" => "w-[10px] h-[10px] fill-black dark:fill-white"
]

[
  "class" => "w-[10px] h-[10px] fill-black dark:fill-white"
]

App\Twig\Components\Media\Icon {#10018
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "chevron-right"
  +title: null
  +symbolDefsName: null
}

[
  "containerClass" => "my-4"
]

App\Twig\Components\Ad\AdBanner {#10061
  +includeScript: true
  +labelClass: null
  +containerClass: "my-4"
  +adClass: null
  +showBgColor: true
  #kernel: App\Kernel {#14 …}
  #accountManager: App\BusinessLogic\User\Manager\AccountManager {#2927 …}
  #parameterBag: Symfony\Component\DependencyInjection\ParameterBag\ContainerBag {#686 …}
  #seoPage: App\BusinessLogic\App\Seo\SeoPage {#210 …}
}

[
  "media" => App\Entity\Media\MediaVideo {#4375
    #uploadedFile: null
    #file: Vich\UploaderBundle\Entity\File {#4377 …}
    #credits: Doctrine\ORM\PersistentCollection {#4379 …}
    -source: null
    -zone: null
    -urlExternal: "https://youtu.be/uMMs9GmLsYI"
    #id: 2148
    -notes: null
    #translations: Doctrine\ORM\PersistentCollection {#4351 …}
    #newTranslations: null
    #currentLocale: "en"
    #defaultLocale: "en"
    -tiersId: null
    -tiersName: "azeoo"
    #createdAt: DateTimeImmutable @1731450703 {#4413
      date: 2024-11-12 23:31:43.0 Europe/Zurich (+01:00)
    }
    #updatedAt: DateTimeImmutable @1756964793 {#4365
      date: 2025-09-04 07:46:33.0 Europe/Zurich (+02:00)
    }
    #createdBy: null
    #updatedBy: App\Entity\User {#3700 …}
    -duration: null
    -format: null
    -startTime: null
    -endTime: null
    -youtubeId: "pFPm6H5NEEc"
  }
  "title" => "Concentration Curls"
  "showCredits" => false
]

App\Twig\Components\Media\Video {#10133
  +media: App\Entity\Media\MediaVideo {#4375
    #uploadedFile: null
    #file: Vich\UploaderBundle\Entity\File {#4377 …}
    #credits: Doctrine\ORM\PersistentCollection {#4379 …}
    -source: null
    -zone: null
    -urlExternal: "https://youtu.be/uMMs9GmLsYI"
    #id: 2148
    -notes: null
    #translations: Doctrine\ORM\PersistentCollection {#4351 …}
    #newTranslations: null
    #currentLocale: "en"
    #defaultLocale: "en"
    -tiersId: null
    -tiersName: "azeoo"
    #createdAt: DateTimeImmutable @1731450703 {#4413
      date: 2024-11-12 23:31:43.0 Europe/Zurich (+01:00)
    }
    #updatedAt: DateTimeImmutable @1756964793 {#4365
      date: 2025-09-04 07:46:33.0 Europe/Zurich (+02:00)
    }
    #createdBy: null
    #updatedBy: App\Entity\User {#3700 …}
    -duration: null
    -format: null
    -startTime: null
    -endTime: null
    -youtubeId: "pFPm6H5NEEc"
  }
  +title: "Concentration Curls"
  +posterSm: null
  +posterLg: null
  +hasPipButton: true
  +loop: false
  +mute: false
  +showCredits: false
  +creditsTitle: "label.media_video.credits"
  -mediaManager: App\BusinessLogic\Media\Manager\MediaManager {#214 …}
  -appManager: App\BusinessLogic\App\Manager\AppManager {#152 …}
}

[
  "name" => "favorites"
  "class" => "h-4 w-4 stroke-yellow text-transparent"
  "data-front--favorite-target" => "icon"
]

[
  "class" => "h-4 w-4 stroke-yellow text-transparent"
  "data-front--favorite-target" => "icon"
]

App\Twig\Components\Media\Icon {#10158
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "favorites"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "program"
  "class" => "w-5 h-5 text-white inline-flex"
]

[
  "class" => "w-5 h-5 text-white inline-flex"
]

App\Twig\Components\Media\Icon {#10191
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "program"
  +title: null
  +symbolDefsName: null
}

[
  "class" => "mt-2 md:m-0"
]

[
  "class" => "mt-2 md:m-0"
]

App\Twig\Components\App\PageSharer {#10215
  +shareUrl: "https://test.fitmetrics.ch/en/exercise/6733d74f55e6a-concentration-curls"
  +title: "Concentration Curls - Exercise - FitMetrics"
  +description: "Concentration Curls are a classic isolation exercise that emphasizes peak contraction of the biceps for targeted muscle development. Performed with a dumbbell while seated, this movement minimizes the use of assisting muscles by stabilizing the upper arm against the inner thigh. This strict form isolates the biceps brachii, particularly the short head, making it a preferred choice for improving shape, symmetry, and mind-muscle connection. It’s an ideal exercise for individuals looking to focus on arm aesthetics and muscular definition. The controlled motion allows for precise technique and reduces the risk of cheating, ensuring that each repetition effectively loads the target muscle. Suitable for all training levels, Concentration Curls are frequently integrated into bodybuilding and strength routines as a finishing or accessory movement. By emphasizing form and contraction over heavy loads, this exercise contributes to well-defined, proportional arm development and complements other compound arm training methods."
  +quote: null
  +hashtags: [
    "fitmetrics"
  ]
  +alignMobileLeft: false
  -requestStack: Symfony\Component\HttpFoundation\RequestStack {#865 …}
  -seoPage: App\BusinessLogic\App\Seo\SeoPage {#210 …}
}

[
  "name" => "check"
  "class" => "w-5 h-5 text-white fill-white"
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App\Twig\Components\Media\Icon {#10245
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App\Twig\Components\Media\Icon {#10273
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App\Twig\Components\Media\Icon {#10298
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App\Twig\Components\Media\Icon {#10321
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App\Twig\Components\Media\Icon {#10344
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App\Twig\Components\Media\Icon {#10367
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App\Twig\Components\Media\Icon {#10390
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App\Twig\Components\Media\Icon {#10413
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App\Twig\Components\Media\Icon {#10444
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App\Twig\Components\Ui\Editor\EditorRender {#10493
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App\Twig\Components\Ui\Editor\EditorRender {#10554
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[
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App\Twig\Components\Ad\AdSquareFluid {#10541
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  #kernel: App\Kernel {#14 …}
  #accountManager: App\BusinessLogic\User\Manager\AccountManager {#2927 …}
  #parameterBag: Symfony\Component\DependencyInjection\ParameterBag\ContainerBag {#686 …}
  #seoPage: App\BusinessLogic\App\Seo\SeoPage {#210 …}
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[
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App\Twig\Components\Ui\FaqComponent {#10598
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]

App\Twig\Components\Ui\RawFaqComponent {#10626
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}

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App\Twig\Components\Ui\FaqComponent {#10657
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[
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]

App\Twig\Components\Ui\RawFaqComponent {#10702
  +question: "Are concentration curls better than regular curls?"
  +answer: "Concentration curls provide stricter form and better biceps isolation than regular curls, making them excellent for targeted growth."
}

[
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App\Twig\Components\Ui\FaqComponent {#10705
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[
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]

App\Twig\Components\Ui\RawFaqComponent {#10749
  +question: "Can beginners do concentration curls?"
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}

[
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App\Twig\Components\Ui\FaqComponent {#10752
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[
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]

App\Twig\Components\Ui\RawFaqComponent {#10796
  +question: "How many reps should I do for concentration curls?"
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}

[
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App\Twig\Components\Ui\FaqComponent {#10799
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[
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]

App\Twig\Components\Ui\RawFaqComponent {#10843
  +question: "Should I do concentration curls with both arms at once?"
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}

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[
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App\Twig\Components\Anatomy\Avatar {#10771
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  +selectedMuscles: []
  +displayTagMuscles: false
  +hoverMuscleDefaultText: "-"
  #entityManager: Doctrine\ORM\EntityManager {#550 …}
  #localeSwitcher: Symfony\Component\Translation\LocaleSwitcher {#1600 …}
  #avatarData: App\BusinessLogic\Anatomy\AvatarData {#10852 …}
  -liveResponder: Symfony\UX\LiveComponent\LiveResponder {#10853 …}
}

[
  "name" => "Biceps"
  "url" => "/en/exercises/muscle/24-biceps"
  "color" => "primary"
]

App\Twig\Components\Ui\Badge {#12148
  +name: "Biceps"
  +url: "/en/exercises/muscle/24-biceps"
  +color: "primary"
  +small: false
  +selected: false
}

[
  "name" => "Brachioradialis"
  "url" => "/en/exercises/muscle/1-brachioradialis"
  "color" => "primary"
]

App\Twig\Components\Ui\Badge {#12184
  +name: "Brachioradialis"
  +url: "/en/exercises/muscle/1-brachioradialis"
  +color: "primary"
  +small: false
  +selected: false
}

[
  "name" => "Brachialis"
  "url" => "/en/exercises/muscle/20-brachialis"
  "color" => "primary"
]

App\Twig\Components\Ui\Badge {#12208
  +name: "Brachialis"
  +url: "/en/exercises/muscle/20-brachialis"
  +color: "primary"
  +small: false
  +selected: false
}

[
  "name" => "Biceps – short head"
  "url" => "/en/exercises/muscle/40-biceps-short-head"
  "color" => "primary"
]

App\Twig\Components\Ui\Badge {#12232
  +name: "Biceps – short head"
  +url: "/en/exercises/muscle/40-biceps-short-head"
  +color: "primary"
  +small: false
  +selected: false
}

App\Twig\Components\Ad\AdSquareFluid {#8620
  +includeScript: true
  +labelClass: null
  +containerClass: "max-h-[300px] max-w-[300px]"
  +adClass: null
  +showBgColor: true
  #kernel: App\Kernel {#14 …}
  #accountManager: App\BusinessLogic\User\Manager\AccountManager {#2927 …}
  #parameterBag: Symfony\Component\DependencyInjection\ParameterBag\ContainerBag {#686 …}
  #seoPage: App\BusinessLogic\App\Seo\SeoPage {#210 …}
}

[
  "difficulty" => "beginner"
]

App\Twig\Components\Training\DifficultyBadge {#12265
  +difficulty: "beginner"
  +small: false
  +link: true
}

[
  "name" => "Isolation"
  "small" => true
  "color" => "gray"
]

App\Twig\Components\Ui\Badge {#12296
  +name: "Isolation"
  +url: null
  +color: "gray"
  +small: true
  +selected: false
}

[
  "name" => "Dumbbell"
  "url" => "/en/exercises/equipment/1-dumbbell"
  "small" => true
  "color" => "gray"
]

App\Twig\Components\Ui\Badge {#12336
  +name: "Dumbbell"
  +url: "/en/exercises/equipment/1-dumbbell"
  +color: "gray"
  +small: true
  +selected: false
}

[
  "name" => "Bodybuilding"
  "url" => "/en/exercises/sport/1-bodybuilding"
  "small" => true
  "color" => "gray"
]

App\Twig\Components\Ui\Badge {#12360
  +name: "Bodybuilding"
  +url: "/en/exercises/sport/1-bodybuilding"
  +color: "gray"
  +small: true
  +selected: false
}

[
  "name" => "Fitness"
  "url" => "/en/exercises/sport/5-fitness"
  "small" => true
  "color" => "gray"
]

App\Twig\Components\Ui\Badge {#12384
  +name: "Fitness"
  +url: "/en/exercises/sport/5-fitness"
  +color: "gray"
  +small: true
  +selected: false
}

[
  "name" => "Strengthening"
  "url" => "/en/exercises/category/61-strengthening"
  "small" => true
  "color" => "gray"
]

App\Twig\Components\Ui\Badge {#12408
  +name: "Strengthening"
  +url: "/en/exercises/category/61-strengthening"
  +color: "gray"
  +small: true
  +selected: false
}

[
  "name" => "Upper body"
  "url" => "/en/exercises/category/67-upper-body"
  "small" => true
  "color" => "gray"
]

App\Twig\Components\Ui\Badge {#12432
  +name: "Upper body"
  +url: "/en/exercises/category/67-upper-body"
  +color: "gray"
  +small: true
  +selected: false
}

[
  "containerClass" => "hidden lg:flex items-center justify-center my-6"
]

App\Twig\Components\Ad\AdSquareFluid {#12246
  +includeScript: true
  +labelClass: null
  +containerClass: "hidden lg:flex items-center justify-center my-6"
  +adClass: null
  +showBgColor: true
  #kernel: App\Kernel {#14 …}
  #accountManager: App\BusinessLogic\User\Manager\AccountManager {#2927 …}
  #parameterBag: Symfony\Component\DependencyInjection\ParameterBag\ContainerBag {#686 …}
  #seoPage: App\BusinessLogic\App\Seo\SeoPage {#210 …}
}

App\Twig\Components\App\LoadingSpinner {#10480
  +color: "fill-primary"
  +size: 8
  +centered: true
  +inline: false
}

App\Twig\Components\App\LoadingSpinner {#12484
  +color: "fill-primary"
  +size: 8
  +centered: true
  +inline: false
}

[
  "name" => "program"
  "class" => "w-6 h-6 mr-3 !text-white"
]

[
  "class" => "w-6 h-6 mr-3 !text-white"
]

App\Twig\Components\Media\Icon {#12524
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "program"
  +title: null
  +symbolDefsName: null
}

[
  "class" => "hidden md:block"
  "route" => "https://test.fitmetrics.ch/en/widgets/exercise/preview-6733d74f55e6a?video=1"
  "parameters" => [
    [
      "name" => "orientation"
      "description" => "Change the layout: horizontal (side by side) or vertical (stacked)"
      "example" => "?orientation=vertical"
      "values" => [
        "horizontal"
        "vertical"
      ]
    ]
    [
      "name" => "video"
      "description" => "Show the exercise video (if available): yes"
      "example" => "?video=1"
      "values" => [
        "0"
        "1"
        "true"
        "false"
      ]
    ]
  ]
  "defaultWidth" => 350
  "defaultHeight" => 700
]

[
  "class" => "hidden md:block"
]

App\Twig\Components\Ui\WidgetEmbed {#12560
  +route: "https://test.fitmetrics.ch/en/widgets/exercise/preview-6733d74f55e6a?video=1"
  +parameters: [
    [
      "name" => "orientation"
      "description" => "Change the layout: horizontal (side by side) or vertical (stacked)"
      "example" => "?orientation=vertical"
      "values" => [
        "horizontal"
        "vertical"
      ]
    ]
    [
      "name" => "video"
      "description" => "Show the exercise video (if available): yes"
      "example" => "?video=1"
      "values" => [
        "0"
        "1"
        "true"
        "false"
      ]
    ]
  ]
  +defaultWidth: 350
  +defaultHeight: 700
}

[
  "name" => "check"
  "class" => "me-1"
  "style" => "width: 20px; height: 20px;"
]

[
  "class" => "me-1"
  "style" => "width: 20px; height: 20px;"
]

App\Twig\Components\Media\Icon {#12598
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "check"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "close"
  "class" => "w-[26px] h-[26px] cursor-pointer text-black dark:text-white"
]

[
  "class" => "w-[26px] h-[26px] cursor-pointer text-black dark:text-white"
]

App\Twig\Components\Media\Icon {#12631
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "close"
  +title: null
  +symbolDefsName: null
}

[
  "class" => "content-container"
  "title" => "Concentration Curls"
  "description" => "Concentration Curls are a classic isolation exercise that emphasizes peak contraction of the biceps for targeted muscle development. Performed with a dumbbell while seated, this movement minimizes the use of assisting muscles by stabilizing the upper arm against the inner thigh. This strict form isolates the biceps brachii, particularly the short head, making it a preferred choice for improving shape, symmetry, and mind-muscle connection. It’s an ideal exercise for individuals looking to focus on arm aesthetics and muscular definition. The controlled motion allows for precise technique and reduces the risk of cheating, ensuring that each repetition effectively loads the target muscle. Suitable for all training levels, Concentration Curls are frequently integrated into bodybuilding and strength routines as a finishing or accessory movement. By emphasizing form and contraction over heavy loads, this exercise contributes to well-defined, proportional arm development and complements other compound arm training methods."
]

[
  "class" => "content-container"
]

App\Twig\Components\App\PageSharer {#12671
  +shareUrl: "https://test.fitmetrics.ch/en/exercise/6733d74f55e6a-concentration-curls"
  +title: "Concentration Curls"
  +description: "Concentration Curls are a classic isolation exercise that emphasizes peak contraction of the biceps for targeted muscle development. Performed with a dumbbell while seated, this movement minimizes the use of assisting muscles by stabilizing the upper arm against the inner thigh. This strict form isolates the biceps brachii, particularly the short head, making it a preferred choice for improving shape, symmetry, and mind-muscle connection. It’s an ideal exercise for individuals looking to focus on arm aesthetics and muscular definition. The controlled motion allows for precise technique and reduces the risk of cheating, ensuring that each repetition effectively loads the target muscle. Suitable for all training levels, Concentration Curls are frequently integrated into bodybuilding and strength routines as a finishing or accessory movement. By emphasizing form and contraction over heavy loads, this exercise contributes to well-defined, proportional arm development and complements other compound arm training methods."
  +quote: null
  +hashtags: [
    "fitmetrics"
  ]
  +alignMobileLeft: false
  -requestStack: Symfony\Component\HttpFoundation\RequestStack {#865 …}
  -seoPage: App\BusinessLogic\App\Seo\SeoPage {#210 …}
}

[
  "name" => "check"
  "class" => "w-5 h-5 text-white fill-white"
]

[
  "class" => "w-5 h-5 text-white fill-white"
]

App\Twig\Components\Media\Icon {#12679
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "check"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "reddit"
  "class" => "w-6 h-6 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-6 h-6 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
]

App\Twig\Components\Media\Icon {#12701
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "reddit"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "twitter"
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
]

App\Twig\Components\Media\Icon {#12725
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "twitter"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "threads"
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
]

App\Twig\Components\Media\Icon {#12748
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "threads"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "facebook"
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
]

App\Twig\Components\Media\Icon {#12771
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "facebook"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "linkedin"
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
]

App\Twig\Components\Media\Icon {#12794
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "linkedin"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "whatsapp"
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
]

App\Twig\Components\Media\Icon {#12817
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "whatsapp"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "email"
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-5 h-5 fill-slate-600 transition-colors group-hover:fill-white dark:fill-white dark:group-hover:fill-white"
]

App\Twig\Components\Media\Icon {#12840
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "email"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

App\Twig\Components\Ad\AdWideSkyscraper {#719
  +includeScript: true
  +labelClass: null
  +containerClass: ""
  +adClass: null
  +showBgColor: false
  #kernel: App\Kernel {#14 …}
  #accountManager: App\BusinessLogic\User\Manager\AccountManager {#2927 …}
  #parameterBag: Symfony\Component\DependencyInjection\ParameterBag\ContainerBag {#686 …}
  #seoPage: App\BusinessLogic\App\Seo\SeoPage {#210 …}
  +right: true
  +left: true
}

[
  "containerClass" => "content-container my-4"
]

App\Twig\Components\Ad\AdHorizontalFluid {#12887
  +includeScript: true
  +labelClass: null
  +containerClass: "content-container my-4"
  +adClass: null
  +showBgColor: true
  #kernel: App\Kernel {#14 …}
  #accountManager: App\BusinessLogic\User\Manager\AccountManager {#2927 …}
  #parameterBag: Symfony\Component\DependencyInjection\ParameterBag\ContainerBag {#686 …}
  #seoPage: App\BusinessLogic\App\Seo\SeoPage {#210 …}
}

[
  "defaultOpenLeft" => false
]

App\Twig\Components\App\LangSelector {#12942
  +routeName: null
  +params: null
  +withQuery: true
  +defaultOpenLeft: false
  -seoPage: App\BusinessLogic\App\Seo\SeoPage {#210 …}
  -requestStack: Symfony\Component\HttpFoundation\RequestStack {#865 …}
  -router: Symfony\Bundle\FrameworkBundle\Routing\Router {#681 …}
}

[
  "class" => "max-w-fit"
]

[
  "class" => "max-w-fit"
]

Symfony\UX\TwigComponent\AnonymousComponent {#12934
  -props: [
    "class" => "max-w-fit"
  ]
}

[
  "name" => "fitmetrics-biceps"
  "class" => "h-12 sm:h-16 max-w-[116px] mr-3 dark:hidden"
]

[
  "class" => "h-12 sm:h-16 max-w-[116px] mr-3 dark:hidden"
]

App\Twig\Components\Media\Icon {#12976
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fitmetrics-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "fitmetrics-white-biceps"
  "class" => "h-12 sm:h-16 max-w-[116px] mr-3 hidden dark:block"
]

[
  "class" => "h-12 sm:h-16 max-w-[116px] mr-3 hidden dark:block"
]

App\Twig\Components\Media\Icon {#13008
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "fitmetrics-white-biceps"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "heart"
  "class" => "heart h-5 w-5 text-[#eb2a2a]"
]

[
  "class" => "heart h-5 w-5 text-[#eb2a2a]"
]

App\Twig\Components\Media\Icon {#13031
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "heart"
  +title: null
  +symbolDefsName: null
}

[
  "name" => "whatsapp"
  "class" => "w-[28px] h-[28px]"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-[28px] h-[28px]"
]

App\Twig\Components\Media\Icon {#13054
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "whatsapp"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "instagram"
  "class" => "w-[28px] h-[28px]"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-[28px] h-[28px]"
]

App\Twig\Components\Media\Icon {#13077
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "instagram"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "threads"
  "class" => "w-[28px] h-[28px]"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-[28px] h-[28px]"
]

App\Twig\Components\Media\Icon {#13100
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "threads"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "tiktok"
  "class" => "w-[29px] h-[29px]"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-[29px] h-[29px]"
]

App\Twig\Components\Media\Icon {#13123
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "tiktok"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "facebook"
  "class" => "w-[19px] h-[28px]"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-[19px] h-[28px]"
]

App\Twig\Components\Media\Icon {#13146
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "facebook"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}

[
  "name" => "youtube"
  "class" => "w-[28px] h-[24px]"
  "symbolDefsName" => "networks-symbol-defs.svg"
]

[
  "class" => "w-[28px] h-[24px]"
]

App\Twig\Components\Media\Icon {#13169
  #iconManager: App\BusinessLogic\Media\Manager\IconManager {#8406 …}
  +name: "youtube"
  +title: null
  +symbolDefsName: "networks-symbol-defs.svg"
}