Knee pain may be caused by arthritis, bone fracture, gout, etc., can soak feet. Soak your feet to improve blood circulation in the lower limbs, accelerate the body’s metabolism, relieve knee pain, in addition to foot soak before going to bed is also conducive to sleep, relieve fatigue, but for fracture patients with wounds need to pay attention to the wounds when soaking, to avoid the water caused by infection, the temperature of the water can be moderate. Foot soak can relieve knee pain, but can not achieve the therapeutic effect, for knee pain is more serious, but also need to cooperate with drugs such as celecoxib capsules, but may cause gastrointestinal reactions, headache, pharyngitis and other adverse reactions, allergic to sulfonamide is prohibited; foot soak can not be a substitute for other means of treatment. If knee pain occurs, it is recommended to go to the hospital, identify the cause and then under the guidance of the doctor for treatment.