SHANGHAI — Early to bed, early to rise makes teenagers… smarter? New international research using Fitbit data from thousands of teens has revealed that adolescents with earlier bedtimes and longer ...

A large study of more than 10,000 adolescents found age 13 marks a sharp rise in bedtime screen use. Teens were more likely to scroll, stream, and message in bed, leading to shorter and more disrupted ...

Teenagers spend up to an hour or more on their phones at night, a new study found. The habit is affecting their academic ...

It’s easy to think that a few minutes less sleep won’t make much difference. But research shows that, during adolescence, even a short change in bedtime can shape brain development and thinking skills ...

A new study to be presented at the SLEEP 2025 annual meeting found that teens with earlier, more efficient, and less variable sleep patterns at age 15 had better cardiovascular health at age 22.

Sixteen-year-old Ishani Bakshi says everyone around her constantly complains about getting only three hours of sleep. The Edison High junior said they nod off in class or crash after school, then ...

For example, the model helps explain why teenagers tend to fall asleep and get up later than younger children. A slower rise in sleep pressure during wake means they can stay up longer and exposure to ...

The evidence clearly shows that modern society creates a perfect storm of sleep disturbances for teenagers. Shifts in circadian rhythms during puberty, early school start times, academic pressure, and ...

Summary: Researchers uncovered a direct link between irregular sleep patterns and lowered cognitive performance in early ...