People say that beauty's only skin deep; it's what's on the "inside" that counts. Our insides are certainly important, but skin is your first layer of defense against the outside world. Skin can also give important clues to your overall health. Learn to take good care of your skin, so your skin can keep taking good care of you.
Skin protects your body in many ways. "The skin provides a barrier to protect the body from invasion by bacteria and other possible environmental hazards that can be dangerous for human health," says NIH dermatologist Dr. Heidi Kong.
Read more: https://newsinhealth.nih.gov/2015/11/keep-your-skin-healthy