Isometric Single Leg Knee Extension โ Swissball, At Wall
HOW: Place the swissball against a wall. While in a seated, upright position, kick into the ball and hold for a prescribed amount of time. As you kick, you shouldnโt be moving at all but you will feel your muscles activating.
FEEL: You should feel your quadriceps muscles in your thigh working.
COMPENSATION: Your leg shouldnโt move much as you push into the ball. Donโt arch your back.
