Almost everyone on Earth now breathes polluted air, according to an air quality map released Tuesday by the World Health Organization.
If you're a man who travels to an area with active Zika transmission, you should wait at least six months after exposure to have unprotected sex or try to conceive a baby, the Centers for Disease Control announced Friday, even if you never had symptoms of the virus. Women should wait a full eight weeks after exposure.
The Food and Drug Administration approved a so-called artificial pancreas Wednesday. The first-of-its-kind device, the size of a cell phone, monitors and treats patients with type 1 diabetes, also known as juvenile diabetes.
As a school counselor, Molly Hudgens has lots of conversations with students. But a 45-minute talk she had with a student earlier this week probably saved a lot of lives, including her own.