The reemergence of the New World screwworm, which poses significant health risks for livestock, has prompted the Department ...

Screwworm parasites primarily infect livestock, but human cases have risen in Central America after the pests escaped containment ...

A University of California, Riverside-led team has made an advance in the basic understanding of Plasmodium falciparum, the ...

Parasites live in other host organisms and depend on them for survival. Parasites that can affect humans include ticks, lice, and hookworms. Symptoms of a parasite infection in humans can vary widely.

A shocking new study shows that 90% of freshwater fish in Southern California may be carrying parasites that can infect ...

The types of parasites that pester human populations differ from group to group -or population to population- depending on several factors like which environments we are living in, what animals we are ...

Researchers have also observed these parasites in the ejaculate of many animals, including human semen, raising the possibility of sexual transmission. Knowing that Toxoplasma can reside in male ...

Parasitic worms live in and feed off living hosts, such as humans. Learn about transmission, treatment, how to avoid being a host, and more.

Although tapeworms in humans usually cause few symptoms and are easily treated, they can sometimes cause serious, life-threatening problems.

When humans then ingest food or water contaminated by this feces, they become infected and host a new generation of parasites.

Bugs in the southeastern US may be spreading deadly, disease-causing parasites, experts warn. Researchers in Florida and Texas spent 10 years tracking the transmission of Chagas disease, a ...