Elvis, the Labrador, didn’t need a manual or a heads-up to understand that his life had changed. One day, there was just a ...

Over the last few years, the U.S. has experienced a troubling resurgence of pertussis, also known as whooping cough.

Maggie O’Neill is a health writer and reporter based in New York who specializes in covering medical research and emerging wellness trends, with a focus on cancer and addiction. Prior to her time at ...