Foot pain may be caused by a variety of reasons: 1, may be gout, mostly in male patients, may wake up in the middle of the night because of severe pain in the foot, the pain will reach its peak within a few hours, the most obvious place of pain will appear red, swollen, hot pain performance. 2, may also appear because of flat feet, after a long period of standing and walking with weight, manifested as sore feet, when lifting the foot pain will be significantly reduced, severe 3, foot pain may also be due to lumbar disc herniation, which is due to the lumbar disc herniation will compress the sciatic nerve, there is radioactive nerve root pain, which may radiate to the heel or back of the foot. Patients often adopt a bent posture to alleviate the nerve compression to reduce foot pain. All of the above are possible causes of pain in the foot. Patients should go to the hospital to improve the relevant examination to clarify the cause according to their specific symptoms, so that they can take the appropriate treatment.