Playing basketball calf cramps can generally be emergency treatment through rest, massage, traction and other methods, generally more can be quickly relieved. Calf cramp occurs in sports, first of all, stop the movement, massage the spasm part, in the process of massage, promote local blood circulation can also make the spasm of the muscle to get relaxed. You can also choose the opposite direction traction spasm muscles, can relieve the symptoms of leg cramps. Then moderate oral saline or sports drinks to replenish the electrolytes and water lost during exercise, and can be relieved after sufficient rest. If the frequent occurrence of calf cramps, can not rule out disease factors such as varicose veins of the lower extremities, infection, etc., need to be treated for the disease itself. Treatment of varicose veins of the lower extremities includes external compression therapy with compression stockings or elastic bandages, use of venous active medications (e.g., hepcidin), and surgical treatment. Certain atopic infections such as tetanus can cause calf cramps and spasms. Sedatives such as chlorpromazine hydrochloride tablets and isopromazine hydrochloride tablets, as well as muscle relaxants such as diazepam tablets and eteplirizone tablets should be chosen for treatment, which can relieve the symptoms of calf cramps. Calf cramps can also have other causes, patients are advised to pay attention, the use of drugs need to be under the guidance of a doctor.