Muscle soreness after doing exercise may be related to excessive lactic acid secretion, muscle strain or myofasciitis, etc. It can be treated and relieved by general treatment, physical therapy and medication. 1. Excessive lactic acid secretion: If the exercise time is too long, frequent muscle contraction will easily lead to excessive lactic acid secretion and muscle soreness. It is a normal physiological phenomenon, more rest, can be localized hot packs or massage, improve blood circulation, promote recovery as soon as possible. 2. Muscle strain: If the exercise is excessive or improper posture, it can lead to muscle strain and soreness symptoms. You should rest immediately, avoid strenuous exercise, and apply ice packs within 72 hours in the acute stage. In order to reduce swelling, after 72 hours of hot packs, ultrasound and other physical therapy to relieve the symptoms of pain and soreness. 3. Myofasciitis: inflammation, chronic strain can lead to localized fasciitis, you can choose infrared, ultrashort wave, microwave and other physical therapy, but also oral non-steroidal anti-inflammatory drugs, such as diclofenac sodium, meloxicam, celecoxib, etc. for anti-inflammatory pain. After doing sports muscle pain, after resting the symptoms are not promptly relieved, it is recommended that the patient go to the hospital in time to clarify the cause of the disease for targeted treatment. The above medications should be used under the guidance of a doctor, avoid self-medication.