Sore feet are caused by a number of factors, the common factor is muscle strain caused by overexertion, but also due to trauma resulting in muscle damage, nerve damage, or other chronic diseases involving the feet caused by this symptom. If there is no improvement after rest, you should actively seek medical attention to identify the cause and then treat the symptoms to avoid aggravation: 1, the cause of symptoms: 1, muscle strain: recent if there is frequent walking, long standing, overexertion may cause muscle damage, resulting in lactic acid accumulation, which can lead to sore feet and even soreness; 2, trauma: patients generally have a history of obvious trauma, such as sports contusions, sprains, etc.. Trauma or traumatic arthritis caused by trauma, easy to cause strain damage to its muscle and its surrounding tissues, thus causing sore feet; 3, calcium deficiency: patients with insufficient calcium elements in the body, resulting in insufficient supply of nutrients to the feet, may appear symptoms of sore feet; 4, circulation disorders: mostly due to lumbar intervertebral disc herniation on the lower limbs of compression, or diabetes complications caused by peripheral nerve damage, so that the blood circulation of the feet is impaired, so that the skin of the feet may have numbness, numbness, numbness, numbness, numbness, numbness, numbness, numbness, numbness, numbness, numbness, numbness, and numbness. The skin of the foot can exist numbness, soreness and swelling accompanied by decreased muscle strength, inflexible activities and other symptoms. Wind chill and varicose veins in the lower extremities can also be involved in foot soreness due to impaired blood circulation; 5, other: including rheumatoid arthritis, rheumatoid arthritis, ankle arthritis, etc., can cause joint enlargement, compression of foot blood vessels, nerves, or stimulated by inflammation, so that patients have symptoms of sore feet. Second, the treatment measures: 1, hot compress: through local hot compress, can promote the blood circulation of the foot, appropriate relief of pain. However, attention should be paid to ensure that the temperature is appropriate to avoid burns; 2, rest: reduce foot activity, while bed rest elevate the foot to speed up blood circulation, can improve the symptoms; 3, braking: the presence of contusions or sprains, can be used under the guidance of a doctor splint, plaster, etc. for immobilization, limiting foot activity, help to recover as soon as possible; 4, treatment of the original disease: due to other diseases leading to foot acidity, such as diabetes, lumbar intervertebral disc Herniation, etc., which affects the blood supply to the terminal limb circulation, should be actively treated for the primary disease, which can relieve the symptoms of sore feet. Arthritis should also promptly clarify the cause and release the compression of the blood vessels in the feet.