If the phrase “brain-eating amoeba” sounds like something out of a sci-fi horror movie, you’re not alone. In Arizona, it’s a very real concern that lurks in warm fresh water during the hottest months.

For most people, swimming in a lake or river is the best way to cool off on a hot summer's day. But there are more than frogs and fish in those waters – microscopic pathogens that can cause serious ...

Add Yahoo as a preferred source to see more of our stories on Google. If the phrase “brain-eating amoeba” sounds like something out of a sci-fi horror movie, you’re not alone. In Arizona, it’s a very ...