Fifty days of pain from a fracture of the sole of the foot is caused by incomplete healing of the fracture, vascular nerve, soft tissue injury and aseptic inflammation. 1. The fracture is not completely healed, the fracture healing time is generally between two months to three months, fifty days is still in the healing period, because the sole of the foot for the weight-bearing joints, the fracture after the operation down to the ground, will be subjected to greater weight-bearing, which may lead to the affected area due to the pain caused by extrusion. 2. Local soft tissue and vascular nerve injury, if you go down to the ground too soon for activities and functional exercise, it may cause soft tissue and vascular nerve injury, which may also cause pain. 3. The emergence of aseptic inflammation in the affected area, after the fracture of the surrounding joint capsule, muscles and tendons may be contusion, may lead to the emergence of local aseptic inflammation, which may also cause pain. Related patients, it is recommended that timely medical treatment and targeted treatment.