V-Sit Dumbbell Curl on BOSU — start position
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V-Sit Dumbbell Curl on BOSU — end position
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Arms / Intermediate / Isolation (single joint)

V-Sit Dumbbell Curl on BOSU

A dumbbell curl performed sitting on a BOSU in a V-sit, training the biceps while the core stabilizes.

At a glance

Primary
Biceps
Secondary
Abs, Hip flexors, Forearms & grip
Equipment
Dumbbells, BOSU ball
Movement pattern
Elbow flexion (curl), Anti-extension (brace)
Level
Intermediate
Type
Arms, Isolation (single joint), Balance / unstable

How to do it

  1. Sit on a BOSU dome holding a dumbbell in each hand, knees bent and feet on the floor.
  2. Lean back slightly into a V position, keeping your back straight and abs braced.
  3. Curl the dumbbells toward your shoulders.
  4. Lower slowly, keeping your balance.

Tips

  • Keep the legs still.
  • Do not round the back.

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Muscles worked

Neck (Front)Upper traps (Front)Front delts (Front)Side delts (Front)Chest (Front)Serratus anterior (Front)Biceps — primary (Front)Forearms & grip — secondary (Front)Abs — secondary (Front)Obliques (Front)Hip flexors — secondary (Front)Quads (Front)Adductors (Front)Shins (tibialis) (Front)Calves (Front)Outer shins (peroneals) (Front)Feet (arch & toes) (Front)Neck (Back)Upper traps (Back)Upper back (rhomboids, mid/lower traps) (Back)Rear delts (Back)Side delts (Back)Rotator cuff (Back)Lats (Back)Lower back (erectors) (Back)Triceps (Back)Forearms & grip — secondary (Back)Hip abductors (glute med) (Back)Glutes (Back)Hamstrings (Back)Adductors (Back)Calves (Back)
FrontBack
  • Primary: Biceps
  • Secondary: Abs, Hip flexors, Forearms & grip

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Illustration: Everkinetic (everkinetic.com), CC BY-SA 4.0.