Dumbbell one arm chest fly on exercise ball
The dumbbell one arm chest fly on an exercise ball is an intermediate-level exercise that targets the pectoral muscles while also engaging the stabilizing muscles of the core and shoulders. Performing this exercise on an exercise ball adds an element of instability, which increases the demand on the stabilizing muscles.

At a glance
- Area
- Chest
- Main muscle
- Pectorals
- Secondary muscles
- Serratus anterior
- Equipment
- Dumbbell
- Level
- Intermediate
Form tips
- Keep your core engaged to maintain stability on the exercise ball.
- Lower the dumbbell slowly to increase time under tension.
- Avoid locking your elbow to keep tension on the pectorals.
What to watch out for
- shoulder injuries
- rotator cuff issues
- severe lower back pain
Also known as
Croce con manubrio a un braccio su palla da ginnastica, dumbbell one arm chest fly, exercise ball chest fly, unilateral chest fly, stability chest exercise