Staying healthy from the outside in
We are all a little thinskinned (your skin at its thickest is only a few millimeters), but this multifunction organ, covering 15 to 21 square feet, can tell you a lot about what’s going on inside your body.
As a billboard for signs of premature aging, neglect or disease, the skin can reveal that you’re sleep deprived, dehydrated, if you smoke (anything), or have c…