How much water should you really drink a day? Well, it’s complicated.

Democrat Jennifer Wexton, 55, said she will not seek re-election in 2024 due to her diagnosis.

Dracunculiasis, or Guinea worm disease is, by all accounts, pretty awful: A person with the disease hosts a parasitic worm that forms a painful blister under the skin that eventually bursts, allowing the worm to emerge and lay its eggs in water. Those afflicted don't just endure pain (although there's plenty of that); they also run the risk of secondary infection and permanent paralysis, and there are economic consequences to the disease, too.

Five people have died from complications of a "rare but serious illness" in Virginia following a statewide outbreak of meningococcal disease, the Virginia Department of Health announced.

Poland's domestic security agency is investigating whether an outbreak of Legionnaires' disease that killed seven people in the south of the country might be the result of intentional tampering with the water system, authorities said on Friday.

Here's how to stay safe when you take a dip at beaches, lakes, or rivers.

Kenyan Lea Kilenga Bey campaigns for better treatment for those who have the genetic disease.

Canadian wildfires have caused air quality alerts to go into effect across the U.S. Here’s how to stay safe.

The gamer, known for playing Dead by Daylight, dies after being diagnosed with motor neuron disease.