If leg cramps occur, you can first give local hot compresses and massage, after resting for a period of time, there will generally be improvement, and then clarify the cause of leg cramps and carry out treatment for the cause. If you are suffering from calcium deficiency, you should pay attention to eating calcium-rich foods such as beans and milk, and you can also take calcium gluconate and vitamin D supplements; you may have cramp-like symptoms due to a herniated lumbar disc that is pressing on the sciatic nerve and radiating to the legs. It may also be caused by recent overexertion, cold and other factors, need to pay attention to rest, usually pay attention to the combination of work and rest.