1, age As age increases, the body’s various functions also began to decline, 30 years old is a watershed, women give birth to 25 ~ 30 years old for the best, the best no later than 35 years old. 30 years old due to the age of the impact of women’s infertility increased the chances of not only this, the risk of childbirth brought about by the elderly is also a very big headache, it is recommended that women to grasp the optimal age of childbearing, to reduce unnecessary risks in order to conceive a healthy baby. It is recommended that women should grasp the optimal age for childbearing to reduce unnecessary risks in order to conceive a healthy baby. 2, abortion Studies have found that the number of abortions is directly proportional to the chances of infertility. Multiple abortions can easily lead to pelvic adnexitis, blockage of the fallopian tubes after inflammation, and infertility. Highly reactive endometrial debris from abortion can easily be transferred to the pelvic cavity and planted to form endometriosis leading to infertility. And repeated abortion will also make the uterine lining become very thin, once pregnant in the future, the embryo is like a sapling in the barren land, do not get enough nutrients, easy to stunted, self-abortion. 3, harmful chemicals Many chemicals in the toxins will cause endocrine secretion disruption. Some waterproof clothing, pesticides, cosmetics, decoration materials contain harmful substances, not only to the human liver, immune system, reproductive organs bring toxicity, leading to infertility, but also affect the development of the fetus. 4, alcoholism Regular alcohol consumption, especially alcoholism, fertility will be significantly weakened. Because alcohol impedes the absorption of nutrients, just a glass of red wine may reduce the amount of zinc in the body, and zinc is an essential factor in fertility, pregnancy may also lead to an increase in birth defects. In women, smoking can lead to premature ovarian failure, miscarriage, premature birth and stillbirth. Smoking in men can lead to an increase in sperm deformities and a higher rate of sperm DNA fragmentation, leading to infertility. 5, mental tension, excessive pressure Women of childbearing age, if the environment changes, emotional fluctuations, long-term under great pressure, it is easy to endocrine disorders, menstruation will begin to disrupt or even become no menstruation, not ovulation, in this case, of course, it is not easy to get pregnant. Increased competition for jobs has led to increased pressure on many women in the workplace, and prolonged anxiety, depression, or fear of anxiety can all affect a woman’s ability to get pregnant. Men may lead to the inhibition of reproductive function, such as affecting the spermatogenic function of the testes, ovulation erectile dysfunction and so on. 6, obesity Human weight and body endocrine function has a great relationship. If the female endocrine dysfunction, will make the muscle body tends to obesity, affecting ovulation, leading to infertility. This kind of infertility, in traditional Chinese medicine is called phlegm dampness blockage caused by infertility. Therefore, women who are too obese can only normalize their menstruation and conceive when they control their weight and stop increasing. Male obesity will cause testicular temperature increases, affecting sperm quality. 7, too thin Love of beauty is the nature of every woman, in the pursuit of “bone” today, many women in order to be beautiful and constantly slimming, and even through drugs, diet control, surgery and other means to achieve, which gives the central nervous system and the endocrine adverse effects, followed by estrogen, progesterone and other secretion is reduced, menstrual disorders, ovulation disorders, etc., and gradually will lead to infertility. And so on, gradually will lead to infertility. 8, long-term late-night sleep deprivation Whether it is due to work reasons or like nightlife, stay up late and sleep deprivation has become a habit, but even if you stay up late and still look great, the endocrine system and the body’s physical function of the wear and tear is real!