Such infections are rare. Acanthamoeba affects only three to 12 people each year in the United States. But about 82 percent of the infections are fatal. About three N. fowleri infections happen in the United States each year (SN: 9/18/20).
Like it’s a thing that can happen but… barely worth worrying about.
I don’t think the risks are really significant:
Like it’s a thing that can happen but… barely worth worrying about.