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 ...

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, ...

Girls in the U.S. are getting their first period earlier than in decades past. Researchers say there are multiple factors causing early puberty, including obesity and environmental pollutants. Girls ...

Childhood looks different for our kids. Not only from the outside — more technology, more Sephora shopping sprees — but from the inside, too. Children are hitting puberty earlier than previous ...

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.

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 ...

For girls, starting their period is inevitable. But the age when a child’s period begins, called menarche, can tell them a little about their health later in life. Menarche that begins “anytime ...