Many causes can lead to frequent cramps in the legs and arms, and we need to choose the appropriate department for consultation based on the patient’s medical history, age, symptoms, and accompanying symptoms. First, if it is caused by excessive exercise or by sprains or contusions, you need to go to the orthopedic department of the hospital. Second, if it is caused by the elderly or people with a history of cardiovascular system diseases, it may be caused by cardiovascular system diseases and needs to go to the cardiovascular medicine department for consultation. Third, if the leg and arm cramps are caused by calcium deficiency, you should go to the internal medicine department to take blood tests. 4. If the arm and leg cramps are accompanied by numbness and other nerve symptoms, you should go to the neurology department. If the patient has no way to distinguish which department to go to, he or she should go to the hospital guide to consult and seek help in order to improve the efficiency of the consultation and save time.