Weighted Dumbbell Crunch (hands overhead)
- Zielmuskel
- —
- Equipment
- Dumbbell
- Körperregion
- Waist
- Typ
- Strength
The weighted dumbbell crunch with hands overhead is a strength exercise that targets the rectus abdominis by curling the upper spine off the floor while holding a dumbbell extended above your head. Keeping the weight overhead lengthens the resistance arm, increasing the demand on the abdominals compared to a standard weighted crunch. It is a good option for lifters who want to add load to their crunch without strapping a plate to their chest.
Weighted Dumbbell Crunch (hands overhead): So führst du sie aus
- 1Lie on your back on the floor or a mat with your knees bent and feet flat, hip-width apart.
- 2Hold one dumbbell with both hands, gripping each end of the head, and extend your arms straight overhead so the dumbbell is roughly in line with your ears.
- 3Keep your lower back in contact with the floor and take a breath in.
- 4Exhale and curl your head, shoulders, and upper back off the floor by contracting your abdominals — do not pull with your arms or let the dumbbell swing forward.
- 5Raise until your shoulder blades clear the floor, keeping your arms extended and the dumbbell pointing toward the ceiling.
- 6Pause for one count at the top, feeling the contraction in your abdominals.
- 7Inhale and slowly lower your upper back back to the floor under control.
- 8Reset your position if needed, then begin the next rep.
Technik-Tipps
- Keep your arms locked straight throughout — any bend at the elbow reduces the resistance arm and makes the movement easier than intended.
- Focus on shortening the distance between your ribcage and your pelvis, not on lifting your head as high as possible.
- Tuck your chin slightly toward your chest to keep the cervical spine neutral and avoid straining the neck.
- Start with a lighter dumbbell than you think you need — the overhead position amplifies the load felt at the abs significantly.
- Exhale fully at the top of the crunch to maximize abdominal engagement before you lower.
Häufige Fehler
- Letting the dumbbell drift forward as you curl up, which shifts load off the abdominals and turns the movement into a sit-up with momentum — keep the weight directly overhead throughout.
- Using the hip flexors to complete the range of motion by lifting the lower back off the floor, which reduces abdominal tension and can stress the lumbar spine.
- Jerking the head and neck upward at the start of the rep to gain momentum, placing strain on the cervical spine instead of loading the abs.
- Bending the elbows during the curl, shortening the lever and reducing the challenge the overhead position is designed to create.
- Going too heavy too soon, which forces compensation through the neck, shoulders, and hip flexors rather than pure abdominal work.
Häufig gestellte Fragen
What muscles do weighted dumbbell crunches with hands overhead work?
The exercise primarily works the rectus abdominis — the muscle that runs vertically along the front of your abdomen. Holding the dumbbell overhead increases the effective load on this muscle compared to a bodyweight or chest-level weighted crunch.
Why hold the dumbbell overhead instead of at the chest?
Extending the dumbbell overhead lengthens the lever arm between the weight and the axis of rotation at your hips. This increases the torque your abdominals must overcome, making even a lighter dumbbell significantly more challenging.
How heavy should the dumbbell be for this exercise?
Start light — a 5 to 10 lb dumbbell is often sufficient for beginners because the overhead position amplifies the difficulty. Choose a weight that lets you complete 10–15 controlled reps without compensating through the neck or hip flexors.
How is this different from a regular crunch?
A bodyweight crunch uses only your upper body as resistance. Adding a dumbbell overhead increases the load and shifts more demand onto the rectus abdominis through the full range of motion, making it a useful progression once bodyweight crunches feel easy.
Can this exercise hurt my lower back?
If performed correctly with your lower back in contact with the floor and only your upper spine curling, it places minimal stress on the lumbar region. The risk increases if you lift your lower back off the floor or use too much weight and compensate with momentum.
