According to relevant statistics, in full-term fetus, the ratio of male and female born before the expected date of delivery is 17:1. It seems that boys are generally born earlier than girls, so what is the real situation? < / P > < p > there is an old saying that “boys are born prematurely, and girls procrastinate”. It is said that boys are generally born earlier than girls, and many people infer the baby’s gender by the time the fetus starts. Nannan is a Baoma with a second child. When she gave birth to her first child, the whole family was very anxious. She prepared everything one week before the expected delivery date, but the baby stayed in a stable state. < p > < p > Leng is four days after the expected date of delivery, Nannan’s daughter is not anxious and slow to be born. With the experience of the first birth, when the birth of two treasures, everyone was not too nervous, but this time the baby started ahead of time, and the family was caught off guard. When he was born, he was a boy. His grandmother said, “no wonder he was in such a hurry. It turned out to be a boy, and they all said that the boy was born prematurely. I didn’t expect it to be so.” < p > < p > later, Bao’s mother told her about it to her best friend. Unexpectedly, when her friend gave birth to her son earlier than the expected date, Nannan could not help but wonder: is it really earlier to have a boy than a girl? < p > < p > scientists in Norway have counted 1.7 million newborns, and the results show that there are more boys born before the expected date of birth among the babies born at 40 weeks of gestation. < p > < p > American scientists have also done relevant research. They investigated the delivery records of premature and full-term infants respectively, and found that the shorter the pregnancy time, the higher the proportion of male fetuses. < / P > < p > some experts believe that this phenomenon may be related to the more active male fetus, and a large number of activities may cause the premature birth of boys. But this is not absolute. The gestational period is only a valuation, and there may be a lot of errors in the middle. Therefore, even if the baby is born early, it doesn’t mean anything. Moreover, the time when the fetus is born is related to their own development. We should be calm and don’t worry about men and women. < / P > < p > pregnant mothers with pregnancy disorders during pregnancy are more likely to encounter the situation of early launch of Taibao. In particular, elderly women are more likely to have gestational diabetes mellitus and pregnancy induced hypertension. < / P > < p > to a certain extent, it stimulates the development of Taibao. If you feel unwell in the third trimester of pregnancy, you must go to the hospital for examination. Especially before the expected delivery period, you can go to the hospital in advance to prepare for delivery. < / P > < p > if the interval between your two pregnancies is less than two years, there is a risk that the wound will not heal and lead to an emergency labor. It’s not a good thing for a mother to have an urgent delivery, although it will be finished soon. However, pregnant women may also suffer from laceration of birth canal, massive hemorrhage and even infection, which is very dangerous. Here, it is suggested that Baoma, who have done caesarean section, go to a pregnancy preparation examination before preparing for pregnancy, and observe the recovery of the uterus. < / P > < p > after pregnancy, the heart will bear more pressure than before, especially before giving birth, after the baby is put into the basin, it may stimulate the blood flow of pregnant mother to accelerate, resulting in early delivery. < / P > < p > finally, if you are pregnant with twins or multiple births, it is also easy to give birth early. Because it is multiple births, so the pregnant mother’s uterine pressure will be greater, it is easy to appear placenta previa, amniotic fluid is too much. < / P > < p > many doctors will suggest that the pregnant mother should have a cesarean section to ensure the safety of the fetus. They are advised that the pregnant mother should be ready before 37 weeks of pregnancy, and go to the hospital as soon as Taibao is launched. < / P > < p > “I am a candy mom, a learning and growing treasure mother. I focus on pregnancy and child care. If you want to raise a baby easily, don’t forget to pay attention to it. The candy mom team will answer questions and solve doubts about your parenting path.” After pregnancy, do not let the wife do these five kinds of housework, the husband should be responsible for it, otherwise it is easy to hurt the fetus!