Add Yahoo as a preferred source to see more of our stories on Google. For girls, starting their period is inevitable. But the age when a child’s period begins, called menarche, can tell them a little ...

More girls are getting their first period before the age of 9, raising concerns among doctors. Experts explain why early ...

Add Yahoo as a preferred source to see more of our stories on Google. A new study out of Brazil links early or late menstruation onset to health struggles later in life. How the timing of your first ...

The age at which a woman has her first period can offer valuable clues about her long-term risk for conditions like obesity, diabetes, heart disease and reproductive health issues, according to a ...

Her first period talk with her daughter – unexpectedly in a supermarket aisle – was awkward and far less reassuring than she ...

Girls who grow up eating a healthier diet than their peers may be less likely to get their first menstrual periods at an earlier age — regardless of height or body mass index — a new study suggests.

Your period could be crampin’ your style — and your future health. Girls are reaching puberty faster than previous generations, a phenomenon perplexing researchers. The average age of the start of ...

SAN FRANCISCO—The age at which a woman has her first period can offer valuable clues about her long-term risk for conditions like obesity, diabetes, heart disease and reproductive health issues, ...