Doctors say that if left untreated, raccoon roundworm can cause severe health complications, including brain damage and death.

The Ebola virus, Cordyceps fungi, and even the stomach flu have helped inspire some of the most gruesome infectious diseases seen on the screen.

A brain parasite already living inside one-third of humanity is now the subject of alarming new research, and disclosure advocates say the classified files Trump just ordered to be released may hold ...

Brown bears can be infected with multiple tapeworms at once. Brown bears get infected with tapeworms thanks to eating salmon. Tapeworms can grow up to 30 feet long in the brown bear’s intestines. Wild ...

Add Yahoo as a preferred source to see more of our stories on Google. Brown bear, Coastal bear or known as Grizzly bear in Lake Clark National Park and Preserve ...

Brown bear, Coastal bear or known as Grizzly bear in Lake Clark National Park and Preserve, Alaska© Fotopro_929/Shutterstock.com Wild bears are prone to contracting ...

Claire Foy secretly battled a “disgusting” parasite infection for five years. The “Crown” star — who believes she picked up the parasite during a trip to Morocco — was forced to give up caffeine as ...

The Crown star Claire Foy was infected by a "gross" parasite which stayed in her system for five years following a trip to Morocco. Canada has a secessionist movement on its hands. Its supporters ...

A common parasite long thought to lie dormant is actually much more active and complex. Researchers found that Toxoplasma gondii cysts contain multiple parasite subtypes, not just one sleeping form.

Sonic Terror is a turn-based tactical RPG where music serves as brutal magic and is the only weapon against a space alien parasite that has turned silence into a new ...