Neti pots have become a popular remedy for colds and sinus congestion, but health officials are warning people to use them properly in the wake of recent deaths.  For some, the thought of rinsing one’s nose is enough of a deterrent from using a neti pot. But the problem is not the idea of washing your nose – it’s what kind of water you use. In two widely reported cases  last year people used tap water, instead of distilled or sterilized water and wound dying of of water-borne brain-eating amoeba. Read the full story