Calf strains, which usually don’t heal on their own in three days, can be treated with physical therapy and medication to promote recovery, which usually takes about a month. Most calf strains are considered to be a tearing injury to the muscle of the calf triceps. If the Achilles tendon is not ruptured, it is usually a simple muscle tear. 1. Physical therapy: calf strain should pay attention to rest, reduce muscle stress, try to avoid weight-bearing exercise and strenuous exercise, which can make the damaged muscle will gradually heal. Local can first do 1 ~ 3 days of cold compress, 3 days later can do hot compress. You can also do plaster external fixation, appropriate elevation of the affected limb, which can promote blood return, is conducive to the calf part of the swelling subside. 2. Medication: Oral non-steroidal anti-inflammatory drugs, such as ibuprofen meloxicam, celecoxib, etc., can reduce the local aseptic inflammation and relieve the symptoms of pain. After the above treatment, usually about a month can basically recover. It is recommended to use medication under the guidance of a doctor, not blindly self-medication to avoid adverse effects.