In China, premature delivery accounts for 5? 15%, the trend is increasing gradually. About 15% premature babies die from newborns. Why are there more and more premature babies? Toxic uterine malformation, congenital cervical dysplasia, multiple pregnancy, polyhydramnios and intrauterine infection of fetal membranes. Pregnant women suffer from acute infectious diseases, such as rubella, influenza, acute pyelonephritis, acute appendicitis, pregnancy-induced hypertension and heart disease. Fetal malformation, fetal position is not correct. Pregnant women over the age of 20 are at high risk. There are also repeated abortions, abortions, and in the final analysis, there is still insufficient abortion, and pregnancy may be big. Pregnant women with severe anemia may lead to insufficient oxygen supply to uterus and placenta, placenta and premature infants.

If you don't have the above reasons, then you will be very happy! However, don't underestimate it, because these things are often done in the third trimester, which can easily lead to premature delivery. Excessive fatigue: this mainly occurs at the social level, and there is no professional and economic income. Due to overwork, long working hours and heavy physical load, research shows that fatigue during pregnancy and standing for more than 40 hours a week are prone to premature birth. Quarrel, stress: Whether psychological stress is still at work, emotion and spirit will make brain skin tunnel, sympathetic nerve excited, blood vessels constricted, and it is easy to be born.

Diet slimming: Some pregnant mothers cause malnutrition, especially lack of malnutrition, especially protein, vitamin E and folic acid, according to pregnancy, normality and prejudice. The corresponding weight gain during the whole pregnancy is 14 to 15kg, 12 kg and 7 to 8kg. Often in the environment of environmental pollution and noise: dirty and chaotic environment will lead to reproductive tract infection, which will lead to premature birth; Noise makes pregnant women's endocrine function disorder, leading to strong uterine contraction, which may increase premature delivery.

Often touching the abdomen: pregnant women gently touching the abdomen has a certain attraction to the fetus, but often touching it will casually lead to umbilical cord around the neck, fetal position is not correct, and even lead to premature delivery. In addition, in the third trimester of pregnancy, it is easy to cause acute and reproductive tract infections, which in turn leads to premature delivery, and must be banned in the last three months of pregnancy.