Scientists with the CDC report that they've detected the tropical, flesh-eating parasite leishmaniasis in patients who haven't traveled outside the country Brenton Blanchet is an Associate Editor on ...

The challenge with parasites is that the symptoms are subtle. They can live silently in the intestine, blood stream, organs or other tissue for months before causing detectable health problems.

A parasite capable of causing a disfiguring skin disease may be endemic in Texas and present in other southern states, according to the Centers for Disease Control and Prevention. From 2005 to 2019, ...

Move over mosquitos. There’s another blood-sucking biter Americans need to guard against because it can spread disease: the sand fly. Sand flies are tiny tan flies — about the quarter of the size of a ...

It literally made his skin crawl. A sewer worker in Spain had the internet gagging after he showed up at the hospital with worms squirming about under his skin, as detailed in the New England Journal ...

Helical paths are everywhere in the microscopic realm. Many bacteria and parasites don’t simply swim or glide in straight lines. In three dimensions, they trace corkscrew-like tracks through their ...

A tropical disease once seen almost exclusively in returning travelers is now being detected in Texas and the south in people with no international travel history — caused by a parasite strain that’s ...

The horrific photos of the former sanitation worker’s infection look more like shoddily-done tattoos than a parasite, because his doctors drew outlines of the initial placement of the larvae just ...