There is a widespread belief that if you get your period early, your reproductive life will end early, and if you get it late ...

The age of one's first period can predict their health in the future. (lastudio87 / Getty Images) For girls, starting their period is inevitable. But the age when a child’s period begins, called ...

Your best friend, Julia, has it. Even Karen, the 10-year-old down the street, has it. So why don't you have your period yet? A girl's period, also known as menstruation, begins after she has reached ...