Upper Arms Exercise · Dumbbell

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Dumbbell Biceps Curl V Sit On Bosu Ball

Curling in a V-sit position on a bosu ball turns a biceps exercise into a serious ab and balance challenge, since holding the V-sit alone is demanding before any curling starts. The unstable bosu surface makes it harder still, so the actual bicep loading has to stay light. This one belongs in the core-and-stability category more than as a real arm-building exercise.

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Also known as: Dumbbell Bicep Curl V Sit On Bosu Ball, Db Biceps Curl V Sit On Bosu Ball, Dumbell Biceps Curl V Sit On Bosu Ball

Category

Upper Arms

Equipment

Dumbbell

Target

Biceps

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Exercise reference published by PlanWorkouts; see our editorial standards.

How to Do the Dumbbell Biceps Curl V Sit On Bosu Ball

1. Sit atop a bosu ball with your feet flat on the floor and knees bent to roughly 90 degrees.
2. Hold a dumbbell in each hand, palms facing forward, arms hanging fully extended at your sides.
3. With your upper arms held still, exhale and curl the dumbbells as your biceps contract.
4. Keep lifting until your biceps are fully squeezed and the dumbbells reach shoulder height.
5. Pause briefly in the contracted position, squeezing your biceps.
6. Inhale and slowly lower the dumbbells back down to the start.
7. Repeat for your planned rep target, maintaining clean technique and steady breathing on every repetition.

Technique & Form Tips

Perform flexion at the elbow while keeping your setup steady and supported. Maintain the specific elbow placement demonstrated for your chosen variation, such as preacher, incline, or hammer curl, to ensure consistent mechanical load through the arc.

Common Mistakes to Avoid

• Using hip momentum: Keep your torso stable to prevent swinging the load upward with your lower body.
• Drifting elbows: Maintain the elbow position relative to your body as defined by your specific curl variant.
• Lack of eccentric control: Lower the weight under control rather than letting it fall.

How to Breathe During This Exercise

Breathe steadily throughout the movement, ideally exhaling during the contraction phase.

Comfort and Control

Choose a load and range you can control. Stop if the movement causes pain. If discomfort persists, stop and ask a qualified professional about an appropriate exercise and range.

General guidance: Mayo Clinic on weight-training technique. Follow the specific movement steps above for this variation.

Muscles Worked

The Dumbbell Biceps Curl V Sit On Bosu Ball mainly targets your Biceps, with your Forearms helping support the movement, along with your Shoulders.

More Upper Arms Exercises

Assisted Standing Triceps Extension (with Towel) Assisted · Triceps Assisted Triceps Dip (kneeling) Leverage Machine · Triceps Band Alternating Biceps Curl Band · Biceps Band Close-Grip Push-Up Band · Triceps Band Concentration Curl Band · Biceps Band One Arm Overhead Biceps Curl Band · Biceps

More Biceps Exercises

Barbell Alternate Biceps Curl Barbell · Biceps Barbell Biceps Curl (with Arm Blaster) Barbell · Biceps Barbell Curl Barbell · Biceps Barbell Drag Curl Barbell · Biceps Barbell Lying Preacher Curl Barbell · Biceps Barbell Preacher Curl Barbell · Biceps

Equipment Alternatives

Don't have dumbbell? These target the same biceps with different equipment.

Biceps Leg Concentration Curl Body Weight · Biceps Barbell Alternate Biceps Curl Barbell · Biceps Cable Close Grip Curl Cable · Biceps EZ Bar Seated Close Grip Concentration Curl EZ Barbell · Biceps

FAQ

What muscles does the Dumbbell Biceps Curl V Sit On Bosu Ball work?

The Dumbbell Biceps Curl V Sit On Bosu Ball mainly works your biceps. It also helps strengthen your forearms and shoulders. Using good, smooth form makes sure you work the right muscles and avoid unnecessary strain on your joints.

What equipment do I need for the Dumbbell Biceps Curl V Sit On Bosu Ball?

You do the Dumbbell Biceps Curl V Sit On Bosu Ball with a dumbbell. Make sure your equipment is set up safely before starting. If you work out at home or have limited gear, check out our alternative exercises below.

What form mistake should I watch for on the Dumbbell Biceps Curl V Sit On Bosu Ball?

One mistake to watch for is using hip momentum: Keep your torso stable to prevent swinging the load upward with your lower body.. Use a comfortable range and a controlled return; reduce the load if you cannot maintain the demonstrated setup.

How many sets and reps should I perform on the Dumbbell Biceps Curl V Sit On Bosu Ball?

To tone and grow muscle, do 3 to 4 sets of 10 to 15 smooth reps with 60 seconds of rest, focusing on a full stretch and squeezing the muscle at the top of each rep.

What's a good alternative to the Dumbbell Biceps Curl V Sit On Bosu Ball?

The Biceps Leg Concentration Curl trains your biceps with body weight and a similar movement pattern. Review its form guide before substituting it, since setup and range of motion can differ.