Teenagers are a special subset of the sleep problem. In recent years, there have been studies that suggest teens tend to naturally stay up late, which clashes

Teenagers are a special subset of the sleep problem. In recent years, there have been studies that suggest teens tend to naturally stay up late, which clashes with the hours of compulsory education. Some districts have altered hours for these students, where classes start later in the morning, and the results have supposedly been very positive with respect to both grades and student retention.