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 ...

The pain, said Genevieve Gallagher, was "unbelievable." The Florida woman nearly lost her life and her leg to the flesh-eating bacteria known as Vibrio vulnificus, or Vibrio, after swimming with her ...