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 ...

You can take certain steps to lower your chances of becoming an unwitting host to one of these nasties. Practicing basic hygiene is key, Mena Lora says. Wash your hands with soap regularly, use insect ...

Soil-transmitted helminth infections are caused by different species of parasitic worms, including whipworms, hookworms and roundworms. Worldwide, more than 1.5 billion people are infected with at ...

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 new study of 601 older adults found that those with higher serointensity -- or a higher concentration of antibiodies -- to the cat-borne parasite Toxoplasma gondii are more likely to show signs of ...

Toxoplasma gondii is a common parasite in humans, but exactly how it’s so good at spreading has been murky. Now scientists at Stockholm University have uncovered a sneaky Trojan horse technique that ...

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 ...

Research has suggested that the absence of parasite infections may be linked to an increased prevalence of inflammatory conditions. According to a new review of existing studies, parasites may have ...

Doctors in India recently made a rare and unsettling discovery after a 35-year-old man was admitted to the emergency room with urinary retention and fever. What began as a standard medical emergency ...

Two years ago a parasite that can potentially kill dogs was discovered for the first time on the shores of the Colorado River ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The Los Angeles County Department of Public ...