At your present age, as long as you keep exercising, stretching or learning yoga every day during your growth, it will be good for your growth. In terms of diet, it must be well matched. Every meal should be carefully prepared. Eat well in the morning, eat well in the afternoon and eat less at night. Just eat 7 or 8 minutes full every meal. Never overeat. Have a glass of milk before going to bed every day, go to bed early and get up early every day, go to bed before 10, get up at 6 am, go out for a run for about an hour, come back and tidy up, and then have breakfast. You can arrange the specific time to get up early to exercise according to your own time. You can practice yoga, aerobics or other dances in the evening. You are too young. If you lose weight by dieting, it will have a certain impact on your body and development, so you should eat healthily and exercise reasonably. There is about 60 kg, not 60 kg.