Pain on both sides of the thigh is commonly caused by the following reasons: first, strain on the broad fascia and the iliotibial bundle, long-term walking or lower limb exercise can lead to strain on the broad fascia and the iliotibial bundle, causing soreness on both sides of the thigh, you can use foam axes for local rolling to release the broad fascia and the iliotibial bundle, reduce tension on the broad fascia and the iliotibial bundle, thus relieving pain symptoms; second, strain on the lateral quadriceps The strain on the lateral head of the quadriceps muscle, such as long-term squatting work or repeatedly going up and down stairs, can cause strain-related soreness of the lateral head of the quadriceps muscle, and after massage, microwave therapy and local heat therapy on the lateral femoral muscle, the pain symptoms can be significantly relieved.