Beginning as early as age eight in girls-and two years later, on average, in boys--the hypothalamus (part of the brain) signals hormonal change that stimulates the pituitary.
The average age of menstruation, known as menarche, for girls is around 12 years old. However, it can occur anywhere between 9 and 15 years old and can be influenced by factors such as genetics, nutrition, and overall health.
Girls can become pregnant as soon as they start puberty, which usually occurs between the ages of 10 and 14. However, the average age for girls to become pregnant varies depending on factors such as access to education, healthcare, and contraception.
The average age for Argentinians is around 31 years old.
The average age of menarche (first period) for girls in America is around 12.5 years old, although this can vary depending on genetic, environmental, and nutritional factors.
The average age of octogenarians is 80 years old.
The average age of octogenarians is 85 years old.
It is 12.
The average age would be thirteen however menstruation is different for every female.
The first menstruation can be as young as 9. In the US the average age for girls to start menstruating is 12.
The average age is 12 and 13 but everyone is different. Girls can get it at 9-15 or earlier or even later but if don't get it by age 15 or16 you should go to the doctor and have a check up he/she will tell you if your OK
The average age for a girl to have her first period is 12.8 years. The moment of the first menstruation is however dependent on a lot of factors an may vary from age 10 to 14 .
18
Well, the menstruation starts at the age of 12-13 in girls. The term for onset of menstruation is menarche .
Yes. When a woman goes through menopause, her menstruation will end. The average age for menopause is in the early 50's.
Girls
Menstruation
it's perfect! u know mostly girls get at the age of 12 or 13.if u are having it's alright!
When girls get their periods, this is the starting of egg releases. This means that if a girl is to have intercourse while the egg has been released, the girl will become pregnant. The average age of menstruation is 12, but I started at 11 1/2 so it really depends on your family history. Signs of menstruation is pubic hair growth, vaginal discharge, bipolar mood swings, breast development, and more.