vitality - Search Results

Up until the age of 14, skin cells replace themselves every 14 days. This frequent rate of replenishment gives skin a fresh, healthy look. With age, the rate of replenishment slows down, and by the mid-twenties it reaches a rate of every 28 days. This robs the skin of its vitality, making it look even grayish.  Additional factors for lack of vitality are smoking (because of its negative...