Consider muscle strain, ligament injury, bone fracture, tenosynovitis and other causes of pain in the instep after playing soccer. 1. Muscle strain: due to insufficient warm-up before exercise or excessive exercise intensity caused by muscle strain of the instep, pain, rest for a few days to alleviate the symptoms. 2. Ligament injuries: Ankle sprains during ball games can cause pain, swelling and limited movement of the ligaments in the foot. 3. Fracture: If the localized pain in the foot is obvious, bruise, can’t walk, need to exclude the possibility of fatigue fracture, need to take X-ray to make a clear diagnosis. 4. Tendinitis: toe extensor tendinitis caused by chronic strain, for the back of the foot pain, toe activity is limited. After playing ball back pain need to go to the hospital orthopedic examination to clarify the specific causes. For the cause of the treatment.