CHANGE: U.S. girls begin menstruating at younger ages. “A girl’s weight appears to partially explain why periods are starting earlier, researchers said. In other words, childhood obesity — already known to be a risk factor for early puberty — could be contributing to earlier menstruation.”
InstaPundit is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com.