Finally, I encourage young people to focus on things they'd like to improve about themselves that they can potentially change (such as becoming a better student, musician or athlete) and try their best to be strong and healthy by eating a well-balanced nutritious diet, getting at least one hour of exercise daily, and avoiding harmful habits such as smoking cigarettes or using drugs.

CNN: What can I do to grow taller?

Having a vitamin deficiency (such as of calcium or magnesium) may be linked with teeth grinding, so it's important to follow a well-balanced, nutritious diet and take a multivitamin supplement if needed.

CNN: What can I do about teeth grinding?