Starting Position
1. Place the BOSU ball on the floor and grip the edges with both hands.
2. Spread your arms shoulder-width apart and slightly bend your elbows.
3. Extend your legs back to assume a plank position.
4. Keep your body in a straight line.
During the Exercise
1. Bring one knee towards your chest.
2. Quickly switch legs, bringing the opposite knee towards your chest.
3. Repeat this motion, maintaining a steady rhythm.
Breathing Tips
Exhale as you bring your knee towards your chest, and inhale as you extend your leg back.