People in Florida are having to worry about a unique disease-carrying insect known as the kissing bug. New research shows ...

Researchers are saying that kissing bugs—which are often carriers of Chagas disease—have developed a "secure foothold" in the ...

It’s wild to think that one tiny mosquito bite can turn your world upside down. That’s why people are so afraid of malaria.

Summary: New research highlights how parasitic infections can alter brain chemistry and behavior in humans. Toxoplasma gondii, among others, appears to manipulate dopamine and immune responses, ...

The U.S. has closed its southern border again to livestock imports, saying that a flesh-eating parasite has moved further ...

The Department of Agriculture on Wednesday halted cattle shipments from Mexico to the United States over concerns of the New World screwworm parasite's rapid spread.

Ticks and the diseases they carry are only becoming more common. But new treatments and vaccines might not be too far off.

A person in Arizona recently died of pneumonic plague—a rare and severe form of the disease. An expert explains how the ...