Why flying on planes can make you sick - and how to stop it

If you're about to fly somewhere for Thanksgiving, you're probably dreading the possibility that you'll catch a bug along the way. And you're not alone. Many people report coming down with something in the days following an airplane flight. It's not like we're all lining up to lick the lavatory handles — so why can't… »11/23/11 12:24pm11/23/11 12:24pm