Lumbar soreness after playing badminton can be relieved by rest, massage, medication and other ways. 1. Rest: lumbar soreness after playing badminton, may be a sudden increase in sports or sports overdose, caused by local muscle strain accordingly, can be rested through the lumbar brake, to avoid further physical activity, aggravate the symptoms of lumbar soreness. 2. Massage: you can also use some simple massage treatment, can make the lumbar muscle relaxation, circulation is improved, and then relieve the symptoms of pain. 3. medication: you can use topical ointment such as piroxicam application under doctor’s guidance, which can relieve the symptoms of soreness, and you can also take anti-inflammatory and analgesic drugs to relieve soreness, such as celecoxib and diclofenac sodium capsule. You should pay attention to exercise in your daily life to avoid muscle damage.