During pregnancy, women’s physique is weakened, exercise is reduced, and weight is gradually increased, so the muscles of the lower back are easily affected by strain or stimulated by wind and cold, causing soreness and pain. Pain can occur on the left side and right side, and drugs should never be used to relieve pain during pregnancy. Therefore, it is recommended that women during pregnancy need to maintain a good state of mind while taking good rest. If physical conditions allow, you can take moderate outdoor walks to breathe fresh air, and at the same time, you should eat a reasonable diet and pay attention to weight control while supplementing nutrition, which will not only reduce the burden on the muscles of the lower back, but also reduce the burden on the heart, brain and blood vessels and other important organs, which will help the health of pregnant women during pregnancy and the healthy development of the fetus.