Girls and Boys Entering Puberty Younger than Ever

We’ve known for quite a while now that girls are beginning menstruation at a younger age than ever. I’ve blogged about the link between increased exposure to hormone-disrupting chemicals and decreased age of menstruation in girls before. It looks like girls are not...

Seven-year-old Girls Becoming Women

Girls are hitting puberty at an increasingly younger age. A recent study published in the journal Pediatrics found that about 15 percent of girls studied had already begun breast development by age seven. The median age for breast development has dropped from age 10.9...