Position your knee over a rolled towel. Push your knee down into the towel, tightening your thigh muscles. Straighten your knee, lifting your heel off the bed. Hold for a count of 5 and relax.
Position your knee over a rolled towel. Push your knee down into the towel, tightening your thigh muscles. Straighten your knee, lifting your heel off the bed. Hold for a count of 5 and relax.