Knee meniscus injury knee pads at night can choose not to wear. 1. Meniscus injury wearing knee pads can only play a supporting role in braking, by reducing the friction between the joints meniscus and damage to avoid aggravation of the condition, and can not replace the treatment. 2. When choosing knee pads, you should choose the knee pads with better breathability and warmth, and you can choose professional sports knee pads. Sports knee pads have elastic support bands on both sides of the knee pads to protect the knee joint from excessive flexion or hyperextension. The high elasticity of the knee pads can have a good limiting effect on the displacement of the knee joint in all directions, so they can fully protect the lateral collateral ligaments and cruciate ligaments of the knee joint and prevent the knee joint from secondary injuries. 3. The role of knee pads is to protect the knee joint when stabilizing walking and activities, to avoid further damage to the meniscus. It also reduces the swelling of the synovial membrane and muscle soft tissues quickly by braking. 4. There is no walking or stress on the knee at night, so you may not wear a knee brace. 5. Prolonged use of knee pads may cause atrophy of the quadriceps muscle. Choosing not to wear knee pads at night may promote blood circulation and facilitate recovery. Finally, we should follow the doctor’s advice, and it is recommended to do it under the doctor’s guidance.