The hairline is too high for a buzz cut. You need to get a hairline with a flowing sea, which will be better covered.

For boys, the hairline is too high, and their foreheads are obviously protruding. We should ensure the quality of sleep, go to bed early and get up early, don't stay up late, work and rest regularly, maintain good living habits, avoid smoking and drinking, reduce entertainment and enter a state of health preservation.

For girls, hair protection should be in place. Be careful whether you tie your hair or dye it. Don't tie your hair too tightly, dyeing it is very harmful to your hair. It's better to do less.