Swelling and pain after cramping in the leg position is due to a slight strain in the muscle tissues such as the flounder and gastrocnemius muscles on the back side of the calf during the cramping process, resulting in damage to the muscle fibers. This situation can take the following measures: 1, must keep the muscles of the calf area completely relaxed, rest, avoid continuing to force activities, must pay attention to warmth, not to appear cold. You can properly apply warm water bags for hot compresses to effectively improve blood circulation and promote the metabolism and absorption of metabolic products produced by local injuries, so that the symptoms can be significantly relieved; 2, you can put on the painful location of magnetic therapy paste or blood circulation, tendon and circulation ointment, such as warm paste and blood pain cream, Wan Tong tendons and bones paste, can effectively improve local blood circulation, promote local inflammatory edema If the pain symptoms are heavy, you can take oral non-steroidal anti-inflammatory painkillers, such as diclofenac sodium enteric capsules and celecoxib, which can effectively relieve the local pain symptoms.