Chronic strain injury is a condition in which certain tissues of the body are strained for a long period of time, resulting in pain and injury to fascia, muscles, joints, ligaments and so on. Chronic strain injury is mainly seen in people who are engaged in heavy physical work for a long time, which will lead to the existence of significant local pain symptoms, and will recur, and may seriously affect the patient’s normal activities. Chronic strain injury treatment methods, need to do a few points including physical therapy, rest and braking, topical ointment, etc., as follows: a. Physical therapy: can be acupuncture, massage, traction, massage and other physical therapy methods. Rest and braking: rest should be the main focus to minimize local stimulation, and if necessary, local protection braking, away from the cool, damp environment, to avoid local trauma. Third, the external use of ointment: can be used topically to activate blood circulation and eliminate blood stasis ointment, can effectively improve the patient’s local clinical symptoms.