Death by neti pot: Why you shouldn’t use tap water to clean your sinuses An alarming number of Americans think tap water is sterile—it's definitely not.

A third of participants incorrectly believed U.S. tap water is sterile, and almost two-thirds assumed it was safe to rinse your sinuses with it. The CDC and FDA recommend using distilled or sterile ...

The improper use of nasal irrigation systems — commonly called Neti Pots — could result in infection, according to a recent consumer update from the Food and Drug Administration.