Stretching and straining is very painful should immediately stop the activity, timely consultation, the treatment method has general treatment, drug treatment, surgical treatment. 1. General treatment: fixation with plaster, restriction of activities, pain relief through cold compresses; pressure bandage; attention to elevate the affected limb above the heart as much as possible when resting. 2. Drug treatment: for severe pain, oral ibuprofen, celecoxib capsules and other non-steroidal anti-inflammatory drugs can be taken as prescribed by the doctor, which can help control inflammation and relieve pain. 3. Surgery: For serious strains that lead to tendon and ligament tears or even ruptures, surgical repair and suture treatment is feasible. It is recommended to go to the regular hospital in time, under the guidance of the doctor for standardized treatment, so as not to delay the condition.