1. The physiological state of women's menstrual period 1 and the normal menstrual cycle from the first day of menstrual cramps to the first day of the next menstrual cramps are called a menstrual cycle. Most people are between 28 and 35 days, but there are also a few people whose cycle is as short as 20 days and as long as 45 days. Within the above range, as long as menstruation is regular, it is normal.
2, the presentation of menstrual blood is characterized by non-coagulation, dark red. In addition to blood, menstrual blood also contains fragments of endometrium, cervical mucus and epithelial cells.
3, normal menstrual flow Normal menstrual flow is 20- 120 ml, mostly 50 ml, which is the most on the second or third day of menstrual cramps, and then gradually decreases. Normal menstruation is the performance of normal development and sound function of female internal genitalia.
During the female physiological period, special attention should be paid to physical health. 4, menstrual physical performance Most women have no obvious symptoms during menstruation, and a few will have abdominal distension, headache, insomnia, palpitation, abdominal pain and emotional anxiety.
Extended reading: improvement of drinking tea during menstrual disorder and unhealthy physiological period
Second, the factors leading to the lengthening of menstrual period are 1, and the abnormalities of central nervous system and hypothalamus include mental stress, such as environmental changes, excessive stress, mental shock and other mental stress-induced reactions. There are also weight loss, anorexia nervosa, excessive exercise, or abnormal hypothalamic gonadotropin secretion caused by drugs.
2. Pituitary abnormality refers to abnormal gonadotropin secretion caused by pituitary lesions, including congenital factors and acquired lesions, such as pituitary adenoma.
3. Abnormal ovarian function Abnormal menstruation caused by congenital ovarian dysplasia or abnormal ovarian function or secondary lesions, such as polycystic ovary syndrome, is characterized by sparse menstruation, irregularity, hirsutism and obesity.
4, abnormal uterine function, uterine dysplasia, endometrial damage can also cause menstrual thinning, and even amenorrhea. Endometrial destruction includes inflammatory factors, such as endometrial tuberculosis; It can also occur in the endometrial basal layer injury caused by excessive curettage after postpartum or induced abortion.