Skin fillers, or dermal fillers, are products that doctors inject into your skin to facial wrinkles and loss of volume (fullness in your face) less noticeable. Wrinkles and facial thinning can result ...

What Does Collagen Do for the Skin? To understand collagen, you should first understand your skin. Skin consists of three layers: the epidermis, dermis, and subcutaneous tissue (hypodermis). The ...