Even though I ALWAYS take a shower at night, for this exact reason, I should still change my sheets often. You would be amazed to know what is actually in your bed and when you find out, I bet you start doing it….right away.

“Human skin cells become food for dust mites. That is one of the biggest problems associated with bedding. Mites accumulate, along with their feces. But there is also animal hair, dander, fungal mold, fungal spores, bodily secretions and bacteria. Also: dust, lint, fibers, particulates, insect parts, pollen, soil, sand and cosmetics," according to Yahoo.

Experts say that you should change your sheets once a week. How often do you change them?