According to the survey, 50%-75% of maternity will have low back pain, so what are the causes of maternal low back pain, the following is introduced: 1, on the child breastfeeding, poor posture “more than 90% of mothers to the child breastfeeding posture is not right, many mothers are ‘on the child’, their side, the The mother’s back muscles are always under tension, causing lumbar muscle strain and back pain. 2, do fashionable hot mom, too early to wear high heels Now many pregnant women are 80, 90, even after the mommy, but also to be beautiful, to spicy, “there is a 90-year-old girl, after giving birth to a child has not been a month to wear a halter dress and high heels out on the street.” Luo Yanxia said, “This is actually very bad for maternity, prematurely wear high heels after giving birth, so that the body’s center of gravity shifts forward, in addition to causing discomfort such as foot pain, but also through the reflex involving the waist, so that the waist produces soreness.” 3, lying for too long, not to bed activities Many mothers after delivery is very delicate, unwilling to get out of bed activities, always lying or sitting in bed recuperation, lying for too long, the lack of exercise of the lumbar muscles, but also prone to lumbago. 4, pregnant women eat too much, the fetus grows too big back pain during pregnancy is often concentrated in the middle and late stages, especially after 25 or 26 weeks of pregnancy, this time the uterus gradually increased, the abdomen bulges forward, when standing, the center of gravity shifts forward, in order to maintain body balance, the pregnant woman’s body will be tilted backwards, the center of gravity shifts backward to fall on the top of the hips, the weight of the pregnant woman’s upper body is borne by the lumbar spine and the muscles of the waist. 5, bending over to do heavy housework After 5 months of pregnancy, the weight of the baby will put a lot of pressure on the mother’s spine, so avoid bending over as much as possible to avoid putting too much weight on the lumbar spine. If a pregnant woman needs to pick up something from the ground, she should first bend her knees and distribute her whole body weight to her knees, squat down and then pick up the item, instead of bending down and stooping directly. 6, supine directly from the bed when the abdomen rumbles, many pregnant women get up, always ask their husbands to “help hands”, either pull her up, or from behind a push to get up.