New York has moved to ban potassium bromate, a synthetic dough conditioner that much of the world abandoned decades ago. Here is what the additive is, how it is made, why it raises health concerns, and what the new ban means for shoppers and bakers.

Chemical sunscreen brands have come under fire recently because of the inclusion of toxic chemicals that soak into your skin and are linked to an increased risk of cancers. Learn the top sunscreen brands I recommend that are cleaner, and how to make your own super clean sunscreen at home using my recipe!

A viral headline claims sunscreen "causes" skin cancer. Here's what the 470,000-person study actually found, what it can't tell us yet, and the sun-exposure research that rarely makes the news.