Can Handwashing With Cold Water Really Kill Germs?


By Dr. Mercola If you’ve ever been in a place or circumstance where hot running water wasn’t available for some reason, perhaps you had a vague sense when washing your hands in the only water available — cold — that they weren’t really getting clean. That’s probably because most of us learned in kindergarten that washing with hot, soapy water is imperative to kill germs. The belief is so ingrained that it’s been written in government regulations (at least in the U.S.) for years. Even using soap with cold water may seem as if using hot water would do a better job, but is there any actual scientific evidence this is true? Here’s your answer: New research shows that if the water you’re using to wash your hands is lukewarm or even cold, it does just as well as hot to remove bacteria. It’s the length of time and the method that make all the difference. The study, conducted at Rutgers University and published in the Journal of Food Protection,1 involved 21 participants a
http://articles.mercola.com/sites/articles/archive/2017/06/17/washing-hands-with-cold-water.aspx