How Often Do I Need to Replace My Kitchen Sponge or Toilet Brush?

Even the cleanest, most fastidious among us need to replace common household items often – for better health. According to the Reader’s Digest, a study of 1,000 dishcloths and kitchen sponges found that 10% contained salmonella, noting: “Each square inch of their surfaces contains about 134,630 bacteria, 456 times the number on a toilet seat.” […]