Subscribe

plastics

on

Marcia Herman-Giddens first observed the age of puberty dropping for American girls in the late 1980s. Today, she and other researchers agree that the average age of onset has fallen significantly since the 1970s, and some point toward chemicals like bisphenol A—a ubiquitous hormone-like substance that the FDA recently refused to ban—as a possible cause.

Personalize your Truthdig experience. Choose authors to follow, bookmark your favorite articles and more.
Your Truthdig, your way. Access your favorite authors, articles and more.
or
or

A password will be e-mailed to you.

Statements and opinions expressed in articles and comments are those of the authors, not Truthdig. Truthdig takes no responsibility for such statements or opinions.