How to avoid PFAS in water, food, packaging, carpets, and cosmetics

A class of “forever chemicals” is found in the bloodstreams of 99% of Americans.

Last month, Congress held a hearing about per- and polyfluoroalkyl substances (PFAS), which have been linked to cancer, liver damage, thyroid disease, and developmental issues. The chemicals can linger in water and air for thousands of years, so consuming or inhaling them means they could stay in the body for life — hence the “forever” nickname.

At the July hearing, Harley Rouda, chairman of the House environmental subcommittee, called PFAS a “national emergency.”

Here’s how to reduce your PFAS exposure.