After a thigh muscle cramp occurs: stop exercising and rest immediately to relax the muscle. In addition, you can also pull on the cramped area or press the area with your thumb to relieve the pain. After a leg cramp, it is important to rehydrate the leg, preferably with light salt water, to relieve excessive electrolyte loss. After the spasm is relieved, a cold compress should be applied locally to relieve pain, prevent bleeding and inflammation, or you can use your hand to press the Tanzhong or Chengshan points to help the leg muscles relax, which also promotes blood circulation and relieves the discomfort of cramps. In life, you need to pay attention to timely supplementation of calcium substances, which can improve the content of trace elements in the body and effectively prevent the re-emergence of muscle cramps, and can also supplement more high-protein food.