Muscle strains are mainly caused by muscle fiber tears, recovery methods include physical therapy and drug therapy. 1. Physiotherapy: in the acute stage, the affected limb needs to be braked, iced, and elevated, and if necessary, it can be bandaged with pressure and protected with a brace; in the relief stage, it can be relieved with physiotherapy such as heat therapy, massage, fascial gun, deep microwave, etc. Physiotherapy can accelerate the blood circulation of the local muscles, promote the discharge of metabolic products, loosen the adhesion of the myofascial membranes, and promote the self-repair of the organism. 2. Drug therapy: mainly including non-steroidal anti-inflammatory drugs, decongestants, etc. Commonly used non-steroidal anti-inflammatory drugs include diclofenac, ibuprofen, etc., which can inhibit inflammation and analgesic effect; decongestants include mannitol, heptaphyllum saponin sodium, etc., which can quickly reduce swelling and alleviate the symptoms of pain. The above drugs need to be used under the guidance of a doctor, avoid self-medication. The same disease, patients with different physical conditions, different stages of the disease, different treatment methods, should be standardized under the guidance of the doctor.