 This study is a randomized controlled trial, the subjects were randomly divided into two groups, the control group received physical therapy once a week for a period of three months; experimental group received the same physical therapy in addition to treatment, but each will be accepted Kinesio taping. Experiments group carried out before and after the relevant tests, including: muscle strength, balance, lower extremity functional activities. The participants will be followed for the duration of physical therapy , an expected average of 3 months. 