A burst of pain in the foot, the common clinical causes are muscle strain, plantar trauma, gout, rheumatic immune diseases. 1. Muscle strain: some people’s plantar muscles are not sufficiently exercised in normal times, walking for too long or excessive exercise is easy to cause muscle strain, the sick people will have paroxysmal pain in the soles of the feet, accompanied by localized muscle stiffness, pressure pain, activity limitation and other symptoms. 2. Plantar trauma: if there is an accidental fall from a high place, it is easy to make the plantar tissue concussive injury, or even bone comminution fracture, which is easy to cause the symptoms of paroxysmal pain in the plantar region, accompanied by limited activities, local swelling, pain symptoms worsen when pressed, and so on. 3. Gout: This condition refers to a disease in which uric acid crystals are deposited in the joints due to high blood uric acid level, which induces related clinical symptoms. During the acute attack, there are redness, swelling, heat and pain in the joints, which in severe cases will cause limitation of the joints’ activities. 4. Rheumatic immune diseases: clinically common such diseases are osteoarthritis, rheumatoid arthritis, rheumatoid arthritis, etc., the clinical manifestations of redness, swelling, burning, pressure pain in the joints, etc., cold, humidity and other factors will trigger the aggravation of joint pain symptoms. A burst of pain in the foot may also be the cause of plantar fasciitis, etc. If the symptoms continue to be unrelieved, it is recommended to go to the orthopedic department of the hospital as soon as possible, so as to avoid aggravation of the condition of the early treatment.