When skin ages, its collagen molecules break down, which leads to the formation of wrinkles and fine lines. (thefashionablehousewife.com)
Dr. Karzbrun is a physicist by training, and he naturally turned to physical models for the behavior of elastic materials to understand the formation of the wrinkles. (sciencedaily.com)
Chronic inflammation has also been shown to contribute to faster cell aging in animal studies, and some experts believe it also plays a role (along with UV exposure and other environmental effects) in the formation of wrinkles and visible signs of aging. (health.com)