Parasites infect millions of people and animals worldwide, often without immediate warning signs. This video explains how ...

Heartworm disease is caused by the parasite Dirofilaria immitis. It is spread to dogs by mosquitoes and can be fatal. Adult ...

Pricey deworming remedies are being touted as cure-alls. Supermodel Heidi Klum gave it a go – experts roll their eyes ...

Research led by the University of Sydney is reshaping scientific understanding of one of the world's most widespread canine ...

Most mammals produce their own vitamin C using an enzyme called GULO. Around 60 million years ago, humans lost this ability, ...

Wits scientists have identified a "microbial watchlist" of bacteria, viruses, fungi and parasites that could cause cancer.

Raccoons may look harmless, but they carry a hidden threat: a parasitic roundworm that can infect humans and wildlife.

A dog in the San Fernando Valley was found to have Baylisascaris, or raccoon roundworm, eggs in its system during a routine ...

Dealing with an infection isn't as straightforward as simply killing the pathogen. The body also needs to carefully steer and ...

Scientists have uncovered a hidden battle between a widespread brain parasite and the immune cells tasked with destroying it. A parasite that can quietly persist in the human brain is capable of ...

Scientists report unusually high Chagas disease parasite rates in kissing bugs collected near the U.S.-Mexico border region.

EL PASO, Texas (KVIA) -- UTEP researchers have found unusually high levels in the Borderland of parasitic infection in insects that transmit Chagas disease. Chagas disease is spread by blood-feeding ...