James Jeng, associate director of the center, explained that the first thing surgeons do after a burn patient enters the hospital is cut ... skin loses its ability to retain moisture; the dermis ...

The trade-off of this hardy external layer is that it doesn't expand; it remains relatively inflexible and constricts the ...

Here's what they discovered. In order for a tattoo to be permanent, ink has to get into the dermis, the tissue just underneath the outer layer of your skin, called the epidermis. This is done by ...