The U.S. is having its worst year for measles in more than three decades as childhood vaccination rates decline.

Another major medical association has broke from the U.S. Centers for Disease Control and Prevention and is now recommending ...

The deadliest creature in the world is lurking in your backyard...and it's not what you may think. Here's ways to keep ...

A notorious flesh-eating parasite has been detected in a US patient for the first time in decades, health officials ...

The parasite has been a larger concern to ranchers, as cattle infestations have been moving northward through Central America ...

Two physician groups, the Society of General Internal Medicine and the North American Primary Care Research Group, have sued ...

Why does sleep loss lead to weight gain? Research reveals how disrupted hormones and brain reward systems drive cravings ...

Six people have now died and more than 110 have been infected and gotten sick from an outbreak of Legionnaires' disease in New York City. Legionnaires' ...

Health officials confirmed the first human case in the U.S. of the flesh-eating parasite New World screwworm that has been ...

The country’s first human case of the New World screwworm, a flesh-eating parasite already wreaking havoc on cattle and ...

U.S. officials report a rare human case of New World screwworm in Maryland. Could the parasite spread to Michigan?

Six people have died, and more than 100 others have been sickened in a Legionnaires’ disease outbreak centered in New York ...