The main cause of morning sickness in pregnant women is that the placenta secretes a hormone after pregnancy. When the level of villous sex hormones in the body rises, pregnant women will have the problem of morning sickness. Moreover, morning sickness after pregnancy is also to protect children. Indeed, the fetus is to protect itself. At this time, pregnant women need to adjust their lifestyle and avoid eating some bad food. After pregnancy, they will find themselves more sensitive to the surrounding atmosphere. Once they smell something they don't like, it's easy. There are also some pregnant women whose psychological stress becomes very great after pregnancy, and it is easy to think, hormone disorder and pregnancy reaction.
The time of morning sickness morning sickness is a kind of pregnancy reaction that will appear in the early pregnancy. Generally, morning sickness will appear in the fifth to sixth week of pregnancy, and some will end in the first 14 week of pregnancy. It usually lasts about three months, but the time of morning sickness varies from person to person. Some pregnant women may not have morning sickness during the whole pregnancy, and some pregnant women may have morning sickness during the whole pregnancy.
Under normal circumstances, morning sickness will not have much influence on the fetus, because the early fetus needs less nutrition, and it can generally get the required nutrition from the mother. But if morning sickness is serious, you should go to the hospital for examination and treatment in time.