421,000 units of bacteria (including E. coli!) can be found on the soles of shoes. Another great reason to leave the shoes at the door.
98 percent of non-organic apples have pesticide residue on them, which is why they top the Environmental Working Group's "Dirty Dozen" list of the 12 most pesticide-laden fruits and vegetables.
We've written about the importance of taking shoes off in the home and the dirty dozen list. Read all about it!
1 source, photo. 2 source & photo.