The next day of menstruation will not be inaccurate to check the sex hormone six test, the results can be referred to the follicular phase. The following points should be noted before the blood is drawn: First, the blood should be drawn on an empty stomach. Secondly, you should sit still and rest for 15-20 minutes before the blood is drawn, because prolactin in the sex hormone 6 test will be affected by exercise. If after strenuous exercise, it will cause a mild increase in prolactin. Through the examination of sex hormone six, can determine the existence of the following diseases: first, whether the ovarian function is premature failure, if the follicle stimulating hormone is abnormally high, the ovarian function indicates the decline. Second, the ratio of luteinizing hormone to follicle stimulating hormone, if it is greater than 2, in the clinical suspicion of polycystic ovary syndrome. Polycystic ovary syndrome is also suspected if androgens are high. In addition, if prolactin is high, one might suspect simple prolactin increase or abnormally elevated prolactin due to pituitary microadenoma.