Photo: © 2010 Jupiterimages Corporation
5 of 12
Stop Wearing Shoes Indoors
Your shoes don't just track dirt into the house, they also track in countless germs, as well as pesticides, smoke and toxins, dust mites, and allergens. One study from the University of Arizona found that the outsides of our shoes contain an average of 421,000 bacteria. So kick them off at the door.