You might be a germophobe if...

Has all the H1N1 flu talk got you buying Purell by the gallon and wishing you could live in a bubble for the next few months? Well, relax. You can't avoid all germs even if you want to, and for most of us most of the time, our bodies do a great job fending off microscopic evildoers.

Still fretting? Here we rank germ-avoiding behaviors from sensible to over-the-top (stop flushing public toilets with your foot!), with comments from two experts: Rex Archer, director of the Kansas City Health Department, and Nina Shik, director of nursing practice and clinical excellence at the University of Kansas Hospital.

Sometimes it seems...