Your cat is itching, has lost some hair, and their skin is red. Could it be demodex mites? Demodex mites on cats are ...

Over two decades, one brave man turned his body into a living science experiment. Using self-immunization, Tim Friede ...

Scientists have revealed how a parasite that affects millions of people every year evades our immune defenses.

It's not quite as bad as The Last of Us. But progress has been achingly slow in developing new antifungal vaccines and drugs.

In our ongoing efforts to maintain public and environmental health, the dangers posed by waste products from animals are a critical concern. While dog feces are frequently discussed, cat feces ...

The single-celled parasite Entamoeba histolytica infects 50 million people each year, killing nearly 70,000. Usually, this ...

“You could see little parts of the human cell being broken off,” Ralston said of her very first encounter with the parasite.

The tick that causes Lyme disease can also spread babesiosis—and researchers fear doctors in the mid-Atlantic don’t know ...

The NWS lays its eggs in open wounds or orifices of various animals, including humans. These hatch to produce maggots ... in ...

For parasitologists, the answer is simple. Neatly housed in each of the myriad segments of a giant T. solium tapeworm are ...