less than 5% would do this.. yuk, page-8

Have you ever noticed how children that are overly protected by their parents to steer clear of all kinds of dirt, germs, flus etc are then also the same children that get the sickest when the do run into even minor things.

Your body needs to be exposed to some degree so that you build immune response to things - in terms of the soft drink cans lid in storage & say it's about a one in a billion chance that you pick up some kind of deadly virus if you can beat those odds then the rest of it is just all in your mind because you don't like the "thought" of it in which case i'd probably just stop touching everything lol