What Are the Signs of a First Menstrual Period?

Menarche, also known as menarche, refers to the first menstrual period. It represents adolescent's body undergoing adolescent changes. Menarche usually appears two years after the onset of breast growth. The first menstruation of a girl is an important sign of puberty. One.

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Menarche and subsequent menstruation may not occur with ovulation. But there are rare cases of ovulation one to two weeks before menarche.

The average age of Eastern women's first menstrual period is 12 to 16 years old. Statistics in different countries are slightly different, and they are related to dietary habits and climate.

There is a very rare example of menarche that occurs very early, before breast development and other

It is very important to strengthen physical and mental health and women's health counseling for adolescent girls

First, parents (especially mothers) and teachers should teach adolescent girls about adolescent physiology.

The menarche comes sooner or later, and is generally thought to have a lot to do with heredity. If the mother's menarche is early, the daughter will be too early; if the mother's menarche is late, the daughter may be too late. But this is not absolute, it will also be affected by other factors. Morning and evening menarche is also related to living in urban and rural areas. As can be seen from the statistics above, the age of menarche is earlier for urban girls than for rural girls. The reason is generally believed that girls with higher living standards and good nutrition and health status not only have faster physical growth, but also

The menarche indicates that the ovaries have begun to function. Thousands of follicles in the ovarian cortex have gradually begun to mature and the endocrine system of the body has begun to function. The ovaries can secrete estrogen under the control of the hypothalamus-pituitary Correct

According to relevant statistics in China, girls' menarche is mostly 12-16 years old. It may be between the ages of 17 and 18. If you are 21 years old and you have not had menarche, you will need to go to the hospital to check. This is a pathological condition.

Morning and evening menarche is also related to the climate. Generally, the temperature is high in tropical areas, the age of menarche is early for girls, and the age of menarche is later for girls in cold regions. The pineal gland secretes a hormone called melanin. It has been found in recent years that the secretion of melanin is related to the light. It secretes much in the dark and has strong inhibition of the gonads; it secretes less in the light and has weak inhibition of the gonads. This makes the phenomenon of earlier maturity of people in tropical areas, and has been scientifically explained.

In addition, the morning and evening of menarche are also related to physical health, mood, and nutrition. In short, the menarche is affected by many factors sooner or later, so individual differences can be significant. As early as 9 years old and late to 18-19 years old, menstrual cramps are considered normal if there are no other abnormalities. If you have menstruation at the age of seven or eight, or have not had menstruation at the age of 22, and you have other symptoms, you should go to the hospital for treatment, find out the cause, and treat early. Girls' menarche is just a sign that the reproductive system is working, and the function of the reproductive system has not yet matured. Therefore, during the period of menarche, the menstrual cycle is often not regular. According to surveys, most menarche to the second menstrual period, most people are more than half a year, and some reach eight or nine months. Menarche turns into a normal menstrual cycle, usually within two years. We must have a full understanding of this irregular menstrual cycle, and don't take medicine indiscriminately because you are sick, so as not to affect your health.