Fahrenheit usually indicates ovulation has occurred. A warning flag should go up if each of your menstrual cycles during the last six months has been longer than 35 days. Infrequent ovulation or an absence of ovulation may cause long cycles. There may be underlying medical problems in women who have irregular menstrual periods or who don t menstruate. Some of these women may have polycystic ovarian syndrome, characterized by many fluid-filled cysts in the ovaries.
Women usually produce very low levels of androgens.
Other reasons why ovulation may cease include thyroid disease or elevations of the pituitary hormone prolactin. When menstruation isn t occurring, the endometrium, which is the lining of the uterus, is exposed to constant, high levels of estrogen, a hormone linked to cancer of the endometrium. However, if you have irregular periods or have stopped menstruating altogether, and you aren t menopausal, then you should see a doctor. The doctor can run tests that will evaluate whether an underlying disease is causing you to stop menstruating. When a female fetus is 20 weeks of age, she has 6 million eggs.