Cramp is a common name, clinically known as muscle spasms, the elderly thigh muscle spasms, can be treated by symptomatic treatment (such as massage, hot compresses, etc.), the cause of the treatment such as for the cause of thigh cramps caused by cold and lack of calcium for warmth and calcium supplementation and other treatments. 1. Symptomatic treatment (1) Massage: If the old man has thigh muscle spasm, he can gently pull the affected limb with the help of others, straighten the affected limb, and then massage the muscles of the front and back sides of the thighs, so as to alleviate the discomfort. (2) Hot compresses: if possible, hot water bags can be placed on the affected thighs to improve local blood circulation and relax the muscles. 2. Treatment of Causes (1) Cold: when the old man’s thighs are stimulated by cold, it can make the muscles contract strongly and spasm. Elderly people should pay attention to local warmth, add or subtract clothing appropriately to avoid cold legs. (2) Calcium deficiency: serious loss of calcium in the elderly can cause calcium deficiency, resulting in low calcium ion concentration, which will cause muscle excitation and trigger spasms. Calcium carbonate and calcium gluconate can be taken orally as prescribed by the doctor. On weekdays, the elderly should exercise appropriately, avoid excessive exercise intensity, and pay attention to rest, and if there is any other discomfort, it is recommended to consult a doctor in time.