RECENTLY, a fibrous protein has been extracted by one of us from the cellular portion of the human epidermis with 75 per cent lithium bromide 1. The first observable microscopic change in the ...

The epidermis is the outermost of three main skin layers. The outermost one is called the epidermis. It’s thin but durable and acts as a protective barrier between your body and the world around you.

Your skin is your body’s first line of defense against the environment. The stratum corneum is the constantly shedding outermost layer. But some skin products you use may be harming and weakening this ...