A woman in Texas used unsafe water for nasal irrigation and caught the violent Naegleria fowleri. She died 8 days later.

A rare but deadly amoeba claimed a woman's life after she rinsed her sinuses with tap water. Learn about Naegleria fowleri, its symptoms, and how to prevent this fatal infection.

A 71-year-old woman in Texas died after using unboiled tap water from an RV for nasal rinsing, leading to a rare but fatal infection caused by Naegleria fowleri — the so-called “brain-eating” amoeba.