Tendon pain in the back of the foot, a condition mainly seen in fasciitis of the back of the foot. It is mainly due to the patient’s prolonged strain, causing local sterile inflammation, which then causes pain in the back of the foot. This condition must be actively related to treatment, usually can be localized hot compresses as well as appropriate massage, can effectively relieve the symptoms. If necessary, you can apply local ointment, such as Yunnan Baiyao, or compound Nanxing pain relief ointment, to relieve the pain. It may also be caused by tendonitis of the toes. This condition may be due to excessive toe movement, causing tendonitis, which may cause symptoms of tendon pain in the back of the foot. It is recommended that patients must go to the hospital for timely closure treatment, such as mixing tretinoin injection with lidocaine injection and injecting it locally. It can be effective for anti-inflammatory and pain relief, and at the same time can relieve this condition.