Who has ever dreamed of diving wildly into the clear water of a natural creek without first preparing themselves by splashing small amounts of icy water over their bodies? The “ideal” bathing temperature may often be dreamed of by fans of lakes, ponds, and other natural bodies of water, but you need to know that the “right temperature” for these freshwater pools should make you shiver. Water that is “naturally warm” is potentially dangerous and, if you swim in it, the consequences could be serious: often deadly amoebae abound in such places.
A little girl of 10 unfortunately succumbed to one of these “brain-eaters.” Beyond this painful family tragedy, there is perhaps reason to wonder whether global warming will end up contaminating all bodies of freshwater in the coming decades …
https://www.insider.com/brain-eating-amoeba-infects-10-year-old-texas-girl-2019-9