How long is the normal menstrual interval?

Every menstrual period comes, which has become a common thing for many female friends. Generally speaking, most women's menstruation is relatively regular, and it will come at a fixed time every month. So, how long is the normal interval between two menstrual periods? Let’s take a look together.

1. The first menstrual period is called the first menstruation. The age of menarche is mostly between 13 and 15 years old, but it may be as early as 11 to 12 years old, or as late as 17 to 18 years old. The age of menarche in different regions of my country is not very different, but those who are weak or malnourished may have their first menstruation later, while those who are physically strong and have good nutrition may have their first menstruation earlier.

2. The first day of bleeding is called the beginning of the menstrual cycle. The time interval between the first days of two menstrual periods is called a menstrual cycle, which is generally 28 to 30 days. About 7 days early or late is still within the normal range, and the length of the cycle varies from person to person.

3. Normal menstruation lasts for 2 to 7 days, with an average of about 5 days. It is difficult to statistically analyze the amount of menstruation. In clinical medicine, it is common to roughly estimate the amount by changing menstrual pads several times a day. Many people have measured that the average amount of menstrual blood is about 10 to 58 ml, and some women's menstrual blood volume can exceed 100 ml. Many people believe that excessive blood loss of more than 800 mg/month is a pathological condition. Generally, the heaviest bleeding occurs on the 2nd to 3rd day of the menstrual period.

4. Menstrual blood is generally dark red. In addition to blood, it also contains fragments of uterine wall, cervical mucus and squamous epithelial cells in the vagina. The main characteristic of menstrual blood is not coagulation, but under normal circumstances, there are sometimes small clots.

The above is the content introduced by Baidu Encyclopedia of Mawang.com about the normal interval between two menstrual periods. In short, the female menstrual cycle starts from the first day of menarche and ends when the next menstruation comes. The length of the cycle varies from person to person, ranging from about 21 to 36 days, with an average of about 28 days. The duration of menarche is generally 3-7 days, with an average of 5 days.