The main cause of foot cramps in the middle-aged and elderly is the loss of calcium in the bones of the feet, caused by local osteoporosis. The specific treatment should tell the middle-aged and elderly people to often use hot water to soak their feet, but also appropriate foot rehabilitation training, can strengthen the foot muscle strength, reduce the loss of calcium. The feet can also be fumigated with orthopedic lotions or with local physiotherapy or baking electricity, and the elderly can also be told to take calcium and vitamin D supplements regularly. eating more calcium-rich foods, such as dairy products, soy products or soybeans, lean meat and other foods, can help alleviate the patient’s clinical phenomenon.