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 effect on..