The pain at the joint of heel and sole may be caused by physiological reasons such as overwork, or it may be caused by pathological reasons such as trauma, metatarsophalangeal fasciitis, arthritis, and so on. 1. Physiological reasons such as overwork: especially for patients with flat feet, after long-term walking or excessive activities, patients may have pain at the joint of heel and sole of foot. 2. Trauma: due to trauma caused by the ankle joint bone, muscle, ligament and other tissues of the injury, can cause the patient heel plantar joint pain. 3. Metatarsal Fasciitis: due to long-term wear and tear of the soles of the feet caused by aseptic inflammation of the plantar fascia, the patient may experience pain in the joint between the foot and the sole of the foot. 4. Arthritis: such as ankle joint osteoarthritis, gouty, rheumatoid arthritis and other diseases, can cause the patient to appear with the foot plantar joint pain, often accompanied by localized swelling, limited mobility and other symptoms. There may be other reasons for the pain in the joint of the foot and the sole of the foot, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, and then give targeted treatment or treatment.