Pennsylvania has more than 1,000 measles cases this year, making it the largest state outbreak in decades

Florida is experiencing its largest dengue outbreak in decades, with over 250 locally acquired cases reported this year

Lionel Richie is taking a break from touring as he recovers from a heart procedure

Florida is experiencing one of its worst surges of dengue in decades, and the toll now includes a death

Pennsylvania officials are reporting a fourth measles-associated death

Bacteria that cause Legionnaires' disease have been found in a Yankee Stadium cooling tower in New York City

U.S. health officials have declared the largest cyclospora food poisoning outbreak in the country's history over

A Pennsylvania coroner confirms that the two measles-related deaths in Pennsylvania last month involved infants, and the virus itself caused one of the deaths

A major American aid group has promised to send more medicines to high-need areas around the world with the support of a record large donation