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Every cold and flu season, doctors never fail to remind us that one of the best defenses against the common cold, flu, and other icky illnesses is as simple as it gets: washing your hands. But believe ...

If there is anything we all remember learning from our childhoods, it's one simple mantra: Wash your hands. Why is this so important? Because tons of things happen to your body when you don't wash ...

On the bus, a man is picking his nose. A child is touching every surface with grimy fingers and half of the passengers are coughing onto their neighbors. This seems like an outbreak waiting to happen.

Ellen W. Evans received funding for research referred to in this article from the Cardiff Metropolitan University Vice Chancellor's Doctoral Award and Tenovus Cancer Care. She is affiliated with the ...