Skip to main content

It's Okay to Be Smart | Why Are So Many People Allergic To Food?

Why Are So Many People Allergic To Food?

More people have food allergies than ever before. Peanuts, tree nuts, shellfish, eggs, and even milk… the list of possibly dangerous foods seems to get longer every day. But why do some people’s bodies have deadly reactions food? And why are food allergies on the rise? In this video we explain what food allergies really are, and what the difference is between food allergy and food intolerance.

Premiere Date: March 28, 2019 | Runtime: 00:10:47

About It's Okay to Be Smart

This is a show about science. But it's probably not about science the way you're used to it. Hosted by Joe Hanson, author of the science blog, It's Okay to be Smart. Part of the PBS Digital Studios network.