The causes of lumbar spasm are cold stimulation, prolonged maintenance of an athletic posture, muscle spasm, prolonged heavy physical labor, and strain injury to the lumbar muscles. If there is a cold trigger, it is recommended to keep warm, apply heat to the waist, physical therapy, massage to promote local blood circulation, inflammation will soon subside, rest 1-2 days can be. If it is a bad sleeping posture at night, twisting the waist to sleep resulting in lumbar spasm, can also be relieved by rest treatment, external safflower oil can be used to disperse stasis and relieve pain, pain relief creams such as flurbiprofen gel paste, but also oral painkillers such as ibuprofen, Fenbid. For people with heavy physical labor, the frequency of lumbar spasm will be higher, it is recommended to change jobs to reduce the load on the lumbar spine, usually you can do more exercises to relieve the lumbar muscle spasm, such as yoga. Pay attention to lifestyle habits, go to bed early and wake up early, sleep in an upright position at night and do not sleep in a bed that is too soft.