What is menstruation? Menstruation - having periods - is part of the female reproductive cycle that starts when girls become sexually mature at the time of puberty.
Menstruation - having periods - is part of the female reproductive cycle that starts when girls become sexually mature at the time of puberty.
During a menstrual period, a woman bleeds from her uterus (womb) via the vagina. This lasts anything from three to seven days. Each period commences approximately every 28 days if the woman does not become pregnant during a given cycle.
Menstruation is a very complicated process involving many
A woman's internal sex organs consist of
A week before and a week after the approximate day of ovulation is considered to be Fertile period.
When you were a 20-week-old female fetus (still in your mother's uterus) you had approximately 7 million eggs.
At birth, the number decreased to about 2 million.
By the time you enter puberty, you have between 300,000 and 500,000 eggs. Only between 400 and 500 will ripen into mature eggs during your life.
Chances are that you had a "wet dream" — something that can be embarrassing and confusing to teen guys, but is completely normal. A wet dream is also known as a nocturnal emission. Nocturnal means "at night" and emission means "discharge."
This makes sense because a wet dream is when semen (the fluid containing sperm) is discharged from the penis during ejaculation while a guy's asleep.
Usually wet dreams occur during dreams that have sexual images. Sometimes guys wake up from a wet dream, but sometimes they sleep through it.
at the tip of the penis.