Q&A: A Cold and Flu Risk That’s a Real Eye-Opener As I commute by train and subway during the cold and flu season, can I cut my risk of infections by breathing through the mouth rather than through the nose? Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Riddle of Why Hitler Didn’t Use Sarin Gas Remains UnsolvedTrilobites: A Dinosaur Cousin’s Crocodile Ankles Surprise PaleontologistsScott Pruitt Faces Anger From Right Over E.P.A. Finding He Won’t FightTrilobites: A Lizard With Scales That Behave Like a Computer SimulationTrilobites: Valiant in Battle, These Ants Rescue Their WoundedHubble Telescope takes stunning images of white auroras on Uranus
