A period is a release of blood from a girl's uterus, out through her vagina. It is a sign that she is getting close to the end of puberty.

Apr 19, 2018 · Cisgender men don't have menstrual periods, but testosterone levels vary from day to day, which may cause some mental and physical effects.

Menstruation is a period — the 2 to 7 days each month that a girl or woman experiences menstrual flow.

Jul 25, 2020 · This chapter reviews the scant amount of research that exists about the relationship that boys and men—who are not menstruators—have with ...

Your periods will start when your body is ready. This is usually between age 8 and 17, or 2 years after your first signs of puberty. Possible reasons for ...

Mar 14, 2023 · Every teen's body has its own schedule, and periods can start at different ages. Most kids get their first period when they are between 10 and ...

Dec 9, 2022 · A normal menstrual cycle can last between 21 and 35 days. You can expect to bleed between three and seven days each time you get your period.

Follicular phase · Ovulation · Cervix · Fallopian Tubes

Feb 29, 2024 · Premenstrual syndrome, or PMS, is a group of symptoms that start before the period. It can include emotional and physical symptoms.