Effects made by stay up at night receive wide attention all this time. A research in American find that, for the infertile women, often stay up late at night would increase the risk of Chinese herbal medicine for endometriosis.

Endometriosis is the condition that functional endometrial tissue is located outside the uterus abnormally. According to the article reported on “the medical journal of gynaecology and obstetrics in American”, in every ten women of childbearing age, there is one woman always suffering from the usual pain brought by it and the risk of infertility. This makes the endometriosis be the third leading cause of the gynecological disease which should be treated in time. Patients can take patented medicine fuyan pill to get a cure. There was once a controlled studying report based on the population pointing out that: in the endometriosis, 48% of them are induced by the multiform night shifts. And there were evidences proofing that the endometriosis is related with the circulatory using of compounds. Besides, the women who are always stay up late at night would have a high level of estrogen, which would increase the risk of endometriosis.

For researching if stay up late at night would increase the risk of endometriosis for women before menopause, the researchers do a lot of surveys. The surveys is aiming at large crowds. Among them, as the basic research, the researchers do tracking survey for 89400 women with no endometriosis. In addition, it includes the 16 years’ tracking survey for 2062 women who are diagnosed with endometriosis though the laparoscope. 

In general, there is no necessary connection between the long-time night work and endometriosis. The researchers also find that, if we classify the objects of study according to whether she is pregnant, the result would be different. Compared with the women having no night shift, the risk of endometriosis of the women who have infertility and have worked at night for 5 years and more is increasing. On the contrary, for the women who have the ability to bear a baby, the long-time night shift have no necessary relationship with the endometriosis.

So that we can draw a conclusion by the researches, for the women who are always doing night shift for 5 years and more, if she has infertility at the same time, the risk of she to get endometriosis is increasing. But the researchers point out in the meantime that, the relationship between doing long-time night shift, endometriosis and infertility is complicated.