There is a great deal of research on the effects of tobacco on health. One of the major types of research is on the effects of tobacco on fertility, and now more research results have shown that long-term smoking has an impact on fertility, and on the fertility of men and women alike, which can cause a certain degree of infertility and sterility, so the dangers of tobacco are very great. If a woman wants to get pregnant, she should pay special attention, at least in the first 2 years of pregnancy, should give up the habit of smoking as soon as possible, on the one hand, to ensure the rate of conception, can be successful conception, on the other hand, can also ensure the quality of the child.