The reason why standing for long periods of time can lead to lower back pain is mainly due to excessive weight bearing on the muscles and ligaments of the lower back. In the standing waist load is not large, but still need to waist muscles, lumbar ligaments and lumbar bone to maintain stability, in order to maintain the normal standing of the whole body. At this time, the lumbar ligaments and lumbar muscles are in a state of prolonged tension, too long will lead to the lumbar muscles, ligaments produce aseptic inflammation, which triggers the release of inflammatory mediators, and ultimately lead to the symptom of lumbar pain. At this time, appropriate rest to relieve the tension of the lumbar muscles, will make the pain symptoms significantly relieved.