How to do it
Keep both arms fully straight from the shoulder throughout each jump.
- 1
Stand with your feet shoulder-width apart and arms at your sides.
- 2
Jump slightly and simultaneously raise your arms out to the sides to shoulder height, palms facing down.
- 3
While in mid-air, quickly switch your palms to face up before landing.
- 4
Land softly and immediately jump again, switching your palms back to the starting position.
- 5
Repeat for the desired number of repetitions.
Expert tip
Control the motion and focus on engaging your shoulder muscles throughout the exercise to improve muscle activation and prevent momentum from taking over.
Common mistakes
- ✕Raising the arms above shoulder height
- ✕Landing with stiff, locked knees
- ✕Switching the palms after landing