Do you have any beauty tips?

Not that I'm unattractive or anything. I mean a lot of people say I'm a beautiful girl. Honestly, I hear that consistently. My problem is that I want to stay beautiful and youthful, even though I'm a teenager. Do you have any tips on no wrinkles, beautiful hands, beautiful hair, beautiful skin, and things of that nature to keep myself from becoming unattractive. Anything you know I'll be more than happy to hear. Thank you.