Leg cramps that get better quickly need to be treated for different causes of leg cramps. The main causes are cold, electrolyte disorders and lumbar spine disorders. It is necessary to relax the leg muscles to keep warm, calcium supplement, medication and surgical treatment. 1. Cold-induced leg cramps: clinically, there are many causes of leg cramps, which need to be treated according to the cause. If leg cramps are caused by cold or excessive pressure on the legs, it is only necessary to change the posture appropriately and pay attention to keep warm. 2. Leg cramps caused by electrolyte disorders: If the recurring leg cramps are caused by electrolyte disorders such as hypocalcemia, you need to make up for the calcium and treat the primary cause. 3. Leg cramps caused by lumbar spine diseases: If the leg cramps are caused by lumbar spine diseases such as lumbar disc herniation or lumbar vertebral body slippage compressing the nerves, it is necessary to take nutritive drugs such as methylcobalamin, etc., and the seriousness of the condition requires surgical treatment. Leg cramps if transient generally do not need excessive tension, mostly due to limb pressure or cold, if recurring after emergency treatment need to go to the hospital in a timely manner, to further clarify the cause of the disease, and for the cause of the treatment.