Then next time you answer your smartphone and press it firmly to your face, consider this: Are you touching fecal matter right now?
Quite possibly. Researchers at the London School of Hygiene & Tropical Medicine found fecal matter on one out of every six smartphones in a 2011 study. Add to that the work of Charles Gerba, a famed University of Arizona microbiologist who found cell phones carry 10 times the bacteria of most toilet seats.
