Muscle soreness after strength training is divided into acute soreness and chronic soreness, acute soreness can be relieved after a few minutes of rest, chronic soreness can be treated with rest, massage and medication. 1. Acute soreness: acute soreness is due to the training process muscle movement leads to a temporary interruption of local blood flow, muscle movement of metabolites can not be discharged with the blood in a timely manner, the metabolites stimulate the pain receptors and thus lead to muscle soreness, rest a few minutes after the exercise can be restored. 2. Chronic pain: chronic muscle pain caused by muscle spasms, muscle strains, soft tissue injuries and lactic acid buildup, etc., through rest, hot packs or massages and physical therapy hot packs and other ways to relieve the symptoms. If the pain is more serious, you can consider oral non-steroidal anti-inflammatory drugs such as celecoxib and sodium lorsoprofen can be treated. If the muscle pain after strength training is not relieved, or accompanied by other symptoms, you should go to the hospital in time to see a doctor, to identify the cause of the targeted treatment.