Transitioning from summer vacation to back to school schedules can be hard for many kids as they struggle to get back into the swing of the school year.

Balancing new bedtimes, classes, homework and extracurricular activities can take a toll on young bodies. The classroom can also be a breeding ground for germs, which can leave kids compromised.

Marley Dias, the 12-year-old founder of #1000BlackGirl Books, knows a thing or two about balancing a busy schedule and has practical tips for kids and parents to get ready and stay healthy in the new school year.