The pursuit to become more attractive is a $160 billion-a-year global industry that includes weight-loss programs, cosmetics, skin and hair care, perfumes, cosmetic surgery, health clubs, and hormone injections. Americans spend more money per year on beauty...
To become more attractive in the Middle Ages, affluent noblewomen would swallow arsenic or dab bat’s blood on their skin to improve their complexion. As recently as the 18th century, American women washed in the warm urine of a young boy to erase their freckles....
In virtually every culture, men find younger women more attractive than older ones, most likely because human females are able to reproduce for only a limited time. Fact source...