Heel pain can be caused by Achilles peritendonitis, Achilles bone spurs, Achilles osteochondritis dissecans, Achilles subtalar fat pad injury, Achilles bone fracture, Achilles tuberculosis, tumor, and so on. 1. Peritendinitis: When the Achilles tendon or tendon periphery is infected with aseptic chronic inflammation, it may lead to peritendinitis, thus causing heel pain. 2. Achilles bone spurs: If localized bone hyperplasia occurs, it may lead to Achilles bone spurs, which may cause heel pain or restriction of movement. 3. Heel osteochondritis dissecans: when the tympanic membrane or periosteum is dilated and congested, it may cause heel osteochondritis dissecans, resulting in periosteal damage and heel pain. Heel pain can also be caused by other reasons, it is recommended to go to the hospital for examination to clarify the cause of the disease and timely treatment.