If we have to study it from the perspective of geomantic omen, lumbago, if not lumbago, is generally the kidneys on both sides of the waist and the kidneys in the five internal organs. There are two possibilities: Jin Shengshui, lung problems, which may be related to exercise and air, and low back pain caused by lack of water; Physiological overflow can also cause low back pain; Another possibility (from the perspective of Chinese medicine): diet problems lead to excessive kidney load, causing low back pain!