After a joint sprain, it is best to stop moving the joint and allow the injured joint area to recuperate, reducing the amount of activity in the injured joint in order to keep it from bearing too much of a burden in the injured state. Elevate the injured hand or foot to facilitate the promotion of venous return, promote local blood circulation and relieve the symptoms of swelling in the injured area. Some people may feel that massaging or applying a towel to the injured area will relieve the pain, but this is wrong, and this practice may aggravate the bleeding and aggravate the injury. Cold compress People who have watched competition sports know that after an athlete’s joint injury, the first responders will give the athlete a cold compress in the first place. Therefore, the treatment of foot sprain, should be the first time to stop strenuous exercise, and then as soon as possible, the local injury to apply cold compresses, cold compresses can promote vasoconstriction, so that the symptoms of bleeding is reduced, for metabolic production can play a role in preventing the reduction. Cold compresses can relieve the stimulation and compression of the nerve endings, and at the same time can reduce swelling. Hot compress Hot compress should be applied only after 24 hours after the sprain, when the internal bleeding has completely stopped. At this time, hot compresses can effectively help promote local blood circulation, help reduce swelling and pain, promote the absorption of metabolic products and bruises, hot compresses can also activate blood circulation and remove blood stasis. However, it is worth noting that sometimes it is difficult to distinguish a sprain from a fracture or bone fracture, so if the pain is really unbearable, then you should seek medical attention with the help of others.