Thigh muscle soreness after playing basketball may be caused by lactic acid buildup or muscle strain, which can be relieved by rest, massage, hot compresses and the use of medications such as chlorzoxazone tablets. 1. Rest: If the symptoms of thigh muscle soreness appear after playing basketball, you should stop exercising as soon as possible and take a rest in time to fully relieve muscle fatigue and promote the discharge of metabolic waste. 2. Massage: after the exercise can be on the thigh muscle massage, slowly squeeze the thigh with your hand, from the thigh root to the knee, the pressure point will be concentrated in the muscle sore place, continue to squeeze for a few minutes, can relax the muscle, promote the discharge of lactic acid. 3. Hot compresses: hot water bags or hot towels on the sore parts of the hot compresses, can promote blood circulation, is conducive to recovery. 4. Medication: patients with muscle strain can also use drugs such as cloxazone tablets to relax the muscles and non-steroidal anti-inflammatory drugs such as celecoxib to relieve the condition. If the patient’s muscle pain can not be relieved, you need to go to the hospital in time to check the consultation, and pay attention to the drugs need to be used under the guidance of a doctor.