Naegleria fowleri, the rare, but deadly, so-called brain-eating amoeba, can be found in Pennsylvania's waters.

The infection destroys brain tissue, which is why the infection is commonly referred to as a brain-eating amoeba.

A tragic death in South Carolina has reignited fears about the rare but deadly brain-eating amoeba. Experts warn the first symptoms can mimic common viral infections, making early detection a matter of life or death.