We encounter a host of germs every day, from bacteria and parasites to, yes, viruses, and the battle against them begins at home. Grab some disinfectant wipes, and let's break down the germiest items in your home. Kitchen & Bath Studies of germs in American homes find, unsurprisingly, that the kitchen is the most germ-ridden room. The biggest offender: your trusty sponge. Sponges can contain...