Three types of parasites can cause disease in humans. They are protozoa, carried by mosquitos, helminths, such as roundworm, and ectoparasites, for instance lice and bed bugs. Parasites are organisms ...

Here’s a comforting thought: you might not actually be alone in your own body right now. Parasites are far more common than ...

Entamoeba histolytica infects nearly 50 million people each year and kills around 70,000. It’s a shape-shifting parasite that invades the human gut, often causing mild symptoms like diarrhea. But in ...

A single-celled parasite called Toxoplasma gondii has quietly infected roughly one-third of the global population, settling into brain tissue where it forms cysts that can persist for a lifetime. Most ...

A human case of the flesh-eating New World Screwworm has been found in the United States, carried by a person who recently visited El Salvador. The patient had recently returned to Maryland from ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) More than 1,200 Bridgeport high school seniors celebrated graduation Friday during a ...

Male fertility rates have been plummeting over the past half-century. An analysis from 1992 noted a steady decrease in sperm counts and quality since the 1940s. A more recent study found that male ...