Calf cramps are caused by cold stimulation, strenuous exercise, calcium deficiency, etc., need to be relieved according to the specific circumstances, there is no fastest way to relieve. 1. For the cold stimulation caused by, such as sleeping in winter did not cover the quilt, etc., should pay attention to keep warm, can be used to massage a period of time, can relieve the symptoms. 2. If you sweat too much during strenuous exercise, your body loses a lot of fluid and electrolytes, so you should rest and replenish water and salt in time. 3. For those caused by calcium deficiency, oral calcium gluconate or calcium chloride injection should be taken as prescribed by the doctor, which can effectively relieve the symptoms of calf cramps. It is recommended that people with calf cramps pay attention to warmth, such as a long time does not work, you can go to the regular hospital in a timely manner, to clarify the cause of the disease, standardized treatment under the guidance of the doctor.