A red, parasitic worm turned out to be behind the woman's wide array of symptoms. | Credit: Hossain, M., Kennedy, K. J., ...

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 ...

Haupt is a health and wellness editor at TIME. Haupt is a health and wellness editor at TIME. There are more parasites than any other organism on Earth—which is one of the reasons Emmitt Jolly finds ...

Roundworms, also known as nematodes, are a leading cause of parasitic infection worldwide, causing painful swelling, severe abdominal pain and even blindness. Now, scientists say that viruses carried ...

Dan Baumgardt does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Regardless of the state of the world—whether you’re staring down a Constitutional crisis or enjoying happier times, at ease on a beach—it’s wise to remember that there will always be tiny worms with ...