On school days, Rohan Parikh has the sunrise beat — by as much as two hours. The Severna Park teenager wakes at 4:45 on mornings he rides the bus to South River High School, where he’s a student in ...

So how much sleep do kids really need? It’s more than many parents may think. The National Sleep Foundation recommends 14 to 17 hours for newborns, 12 to 15 for infants, 11 to 14 for toddlers, 10 to ...