If the knee rattles when squatting, patients should reduce the force on the knee area, but also conservative treatment, as follows: a. Reduce the force on the knee area: daily life to reduce the force on the knee area, especially to avoid prolonged standing, avoid squatting, running and jumping, hiking, climbing stairs, so as not to aggravate the burden on the knee area, resulting in knee rattles aggravated, later on the knee pain symptoms are likely to appear. Second, conservative treatment: after the squatting knee ringing, you can promote the recovery of symptoms through the knee area heat compress, acupuncture, moxibustion and other therapies, with blood circulation and nourishing cartilage medication. If it is accompanied by knee pain, you can also perform knee area puncture, injection of nutritional lubricant sodium vitrate treatment, for the knee ringing situation recovery has a very good help effect. Third, other measures: if a squatting knee rattling, accompanied by obvious pain inside the knee, it is best to perform an MRI examination of the knee area to see what causes it.