The face is usually one of the first and most obvious places on the human body to show signs of aging. Quite often, these signs are premature, caused by stress, environment, sunlight, smoking, and othe rexternal factors. It is common for perfectly healthy, active people to look older or more tired than they actually are. Inside, they may feel young and energetic, yet theri faces fail to reflect this. This makes many people feel self-conscious about their appearance.