But Entamoeba histolytica, a single-celled killer with a taste for human cells, may deserve the spotlight. This microscopic ...

When conditions are favorable, the cysts turn into trophozoites -- the feeding form of the amoeba. Naegleria can't live in saltwater. It can't survive in properly treated swimming pools or in ...

A Texas woman died from a rare brain-eating amoeba after using tap water in a sinus rinse, a CDC report says. Here's what to ...

Summer is when families are most at risk for brain-eating amoeba. Infections are rare, almost always deadly. How to go ...

Under the microscope, one water-filled petri dish was teeming with round, reddish, immobile blobs — what vampyrellids look like after feeding. But nearby algae lacked telltale feeding holes.

Naegleria fowleri, a brain-eating amoeba, lives in warm freshwater and can enter the nose during water activities. Infections are rare but often fatal, causing primary amebic meningoencephalitis ...