Free radical formation, inflammation and subsequent aging, isn't only an inside job--air pollution impacts extrinsic aging
and the skin in general.
Once injected into the skin and underlying tissues these activated cells start to repair the damage done by years of intrinsic and extrinsic aging
They found no significant difference between the groups in signs of extrinsic aging
, which are attributed primarily to sun exposure, such as coarse wrinkles and sunburn freckles.
Intrinsic, or chronological, aging is different from extrinsic aging
, which is caused primarily by sun exposure.
The "Time Machine" Aging Simulator animates the facial aging process, examining intrinsic and extrinsic aging
factors on the shape and texture of the face.
It is well established that there is an association between airborne particles and extrinsic aging
, making airborne particles the latest target for anti-aging product formulators.
Experts in the field of aging recognize oxidative stress as a fundamental cause of extrinsic aging
7) An effective antioxidant, it protects skin from intrinsic and extrinsic aging