Tapeworms are parasites that survive within another organism, known as the host. They grow after the host ingests the eggs of the tapeworm. Drinking contaminated water and eating contaminated food ...

Tapeworms can live outside for months, waiting for a host to come along. You’re most at risk if you work around livestock or travel to a country that lacks clean drinking water and modern sewage ...

A tapeworm is a parasite in contaminated food and water. Most people have mild or even no symptoms. Symptoms might include nausea and weight loss.

A fish tapeworm infection, or diphyllobothriasis, occurs when a person eats raw or undercooked fish that's contaminated with the parasite Diphyllobothrium latum. Find out more about it here.

It looks like tapeworms have been upsetting guts for around 100 million years, as paleontologists believe they have discovered the first-ever proper fossil of one of the parasites. The partial ...