What is normal menstruation?

　　What should a normal menstruation look like?

　　1. Menstrual period

　　The period of vaginal bleeding is called the menstrual period. Most people's menstrual period lasts for 3-5 days, but it can be as little as 1-2 days or as long as 7-8 days, which is normal.

　　2. Menstrual cycle

　　The period from the first day of menstruation to the first day of next menstrual cramp is called a menstrual cycle. Most people have a cycle of between 28 and 35 days, but there are also a few who have a cycle as short as 20 days or as long as 45 days. Within the above range, as long as menstruation is regular, it is normal.

　　3. Characteristics of menstrual blood

　　The characteristic of menstrual blood is that it does not coagulate and is dark red. In addition to blood, menstrual blood also contains Uterus Shedding fragments of the endometrium, cervical mucus and vaginal epithelial cells, etc.

　　4. Menstrual blood volume

　　The amount of menstrual blood in a normal menstrual period is 20-120 ml, most of which is 50 ml. It is the largest on the second or third day of menstruation, and then gradually decreases. Normal menstruation is female A sign of normal development and sound functioning of the internal genitalia.

　　5. Menstrual period performance

　　Most women have no obvious symptoms during menstruation, but a few may experience breast swelling, headache, insomnia, palpitation, and lower abdominal pain. distended pain and emotional restlessness, etc.