The primary risk in Colorado comes from two closely related species: the American dog tick and the Rocky Mountain wood tick, state health officials said.

A Kaiser Permanente study of nearly 8,000 men shows that in mid- to late 2024, mpox was far more common than previously ...

Copious amounts of smelly, potentially harmful seaweed known as sargassum have washed up along the shores of South Florida.

Understanding genetics can help explain differences in disease susceptibility across populations, informing medical research ...

Most of us don’t think twice before brushing away an insect. They’re small, familiar, and often just part of everyday ...

Gibson appeared on "The Joe Rogan Experience" in January 2025 and described three friends with stage 4 cancer who he said ...

Researchers discovered two new parasitic wasp species living in the U.S., tracing their origins back to Europe and uncovering clues about how they spread. Their arrival raises fresh questions about ...

The parasitic flatworms attach themselves to waterfowl and snails before inadvertently penetrating human skin.

During the fourth week of April, about 114 out of every 100,000 emergency department visits nationwide were for tick bites.

Some birds and other animals are 'brood parasites' whose mothers leave their offspring with other species. A common reed ...

As of Thursday, at least six Americans from the hantavirus-infected cruise ship had returned home to four states.

“Hantavirus is a RNA virus, and ivermectin should work against it. Ivermectin blocks RNA viruses from entering the nucleus, inhibits viral replication, disrupts integrity of the viral membrane and can ...