A female’s first menstrual period, known as menarche, occurs during puberty. Menstruation indicates that the body is mature enough for reproduction. About 98% of girls begin their periods by age 15.

The first few times you get your period, it’s totally normal to feel caught off-guard. (But, ofc, not ideal.) In fact, irregular periods are super common in the beginning. Your body isn’t ovulating ...

Even if you’re not relying on a trusty cycle tracker, everyone has their sure-fire signs that their period is about to begin. Maybe you get a breakout or start to feel more sensitive. Me? I start to ...

Unbearable period pain may indicate an underlying medical condition. Proper treatment can often help relieve the pain. There are many causes of severe period pain, which doctors call dysmenorrhea.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The first few times you get your period, it’s totally normal to feel caught off-guard. (But, ofc, not ...