Dumbbell Twisted Fly
- Target muscle
- —
- Equipment
- Dumbbell
- Body part
- Chest
- Type
- Strength
The dumbbell twisted fly is a chest isolation exercise that targets the pectoralis major, with the front deltoids and biceps assisting as stabilizers. Performed lying on a flat bench, you open the dumbbells out wide and then rotate them inward as you bring them together, adding a peak-contraction twist that emphasizes the inner chest at the top of each rep.
How to do the Dumbbell Twisted Fly
- 1Lie flat on a bench with a dumbbell in each hand, feet planted firmly on the floor and shoulder blades pulled down and together.
- 2Press the dumbbells up over your chest with your palms facing each other and a slight bend in your elbows.
- 3Keeping that soft elbow bend fixed, lower the dumbbells out to the sides in a wide arc until you feel a stretch across your chest.
- 4Stop when your upper arms are roughly level with the bench, without letting your shoulders roll forward.
- 5Reverse the motion and sweep the dumbbells back up along the same arc, squeezing your chest.
- 6As the dumbbells meet at the top, rotate your wrists so your palms turn inward and the dumbbell heads nearly touch, adding an extra squeeze.
- 7Pause briefly at peak contraction, then untwist and lower under control for the next rep.
- 8After your final rep, bring the dumbbells to your chest and sit up safely to set them down.
Form tips
- Keep a fixed, slight bend in your elbows for the whole set — the movement is a wide arc, not a press, so the angle should not change as you lift.
- Lead the motion with your chest and think about hugging a barrel; the twist at the top is a finishing squeeze, not the main driver.
- Lower the dumbbells slowly and only to a comfortable stretch — feeling tension across the chest, not strain in the shoulder joint.
- Use lighter dumbbells than you would for a press; the long lever arm of a fly makes the same weight feel much heavier.
Common mistakes
- Bending and straightening the elbows to turn the fly into a press, which shifts the work off the chest and onto the triceps.
- Dropping the dumbbells too low behind the line of the shoulders, which overstretches and stresses the shoulder joint.
- Going too heavy, which forces you to swing the weights and loses the controlled stretch that makes the fly effective.
- Rushing the twist at the top instead of pausing to squeeze, so you miss the peak contraction the exercise is built around.
Frequently asked questions
What muscles does the dumbbell twisted fly work?
It primarily works the chest (pectoralis major), with the front deltoids and biceps acting as stabilizers. The inward twist at the top adds extra emphasis on the inner chest at peak contraction.
What's the difference between a twisted fly and a regular dumbbell fly?
Both use the same wide arcing motion to stretch and contract the chest. The twisted version adds an inward wrist rotation as the dumbbells meet at the top, increasing the squeeze on the inner-chest fibers.
How heavy should the dumbbells be?
Lighter than your pressing weight. The fly's long lever makes the load feel heavier, so choose a weight you can control through a full stretch and squeeze for 10–15 reps.
Is the dumbbell twisted fly good for beginners?
Yes, as long as you start light and keep a fixed elbow bend. Beginners should master a standard dumbbell fly first, then add the twist once the arc feels controlled.
