Sit on the ground, sofa or mattress, together with your legs stretched straight out before you. Place a rolled-up towel under one knee. Thrust down to the towel just as if straightening your knee. Sit back within your chair, having a straight back. Straighten and raise a single of one's https://www.theorthopaedicandpainpractice.com/treatment-for-swollen-arthritic-knee/