Drawing the Line on Wrinkles

Wrinkling is the expression of life and an inherent part of skin aging. Wrinkles hold memories of emotions, expressions and lifestyle. If only the worried frown lines could be filtered out to preserve just the smiling fine lines. It is clear that wrinkles cannot merely be wiped away but scientists can design new technologies capable of reducing fine lines; first, however, the process of aging must be understood.

Skin Aging and Wrinkle Formation
Aging is a complex process that translates into morphological and functional changes within the skin (Table 1). Skin aging occurs in two different ways that interact: the intrinsic form of chronological aging and the extrinsic form of photoaging.

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