I don't have face-lifting experience, but many people say that facial massage is effective, but this can't be seen in a short time. The most important thing is persistence. But when you lose weight, your face will basically slim down. There are many methods on the Internet, so I won't copy and paste them.
Thin waist depends on sit-ups, and girls' shoulders are slightly off the ground. You don't have to get up all the time, about 30 at a time. See for yourself. It's a bit ridiculous to see your third request. If you want to lose weight and don't want to exercise, you can only rely on dieting, but dieting has a bad influence on you during your development. Therefore, if you want to lose weight, you can only rely on exercise. )
Finally, LZ, you are only 12 years old, and there must be room for growth. If you want to grow taller, you should exercise more and drink more milk.
In fact, at your age, you don't need to lose weight deliberately. When I was in junior high school, I was about the same as you, sometimes weighing hundreds of pounds. My classmates and relatives all say that I am a chubby girl, and now I am getting thinner in high school. As soon as my former classmates met, they said I lost a lot of weight, not deliberately. I should eat and sleep. Don't be too wronged during my development. You always lose weight when it's time to lose weight.