"The body depends on sleep for every single thing it does," says Colorado-based dermatologist Dr. Meg Lemon. Skin cells are some of the most rapidly rejuvenating cells in the body. Take away adequate rest and they suffer just like the rest. When skin cells don't turn over quickly enough, our skin looks dull and lifeless, and so do we."
Read more: Skin Care Secrets - Tips for Younger Looking Skin - Real Beauty