At the age of 50, it is impossible to grow taller, but you can keep exercising, make your body metabolize quickly, make your body cells young, and be as healthy and energetic as young people.
Especially men are less likely to get old than women. There is a saying that men are 40 flowers. In reality, many men who are 50 years old, but look particularly young, love sports, maintain more, cultivate one's morality, and even if they get old, they can still be as young as they are now.