More than a year couples cohabiting infertility need to see a doctor first check the husband’s semen routine to rule out the husband’s factors, this article is very important, semen routine check is very simple, painless, but women check to be more complex than men, many people think that infertility is the woman’s business, resulting in the woman’s check under the all right load turn back to check the male azoospermia occurs from time to time. At present, due to environmental factors and work pressure and other issues lead to a decline in sperm quality. Routine gynecological examination, gynecological vaginal ultrasound screening problems 1, irregular menstruation must be checked sex hormone six, thyroid hormone: check the basic function of the ovaries in the third day of menstruation check, check the luteinizing body function in the week before menstruation check. For doctors, it is meaningful to check on any day of the menstrual cycle, and some of them may check repeatedly to find out the problems. 2, tubalography: patients with chronic pelvic inflammatory disease or history of miscarriage need to be checked. It is also necessary to check before ovulation promotion.