Ann Thompson / WVXU

It's no secret that teens don't get enough sleep on school nights, an estimated five to seven hours a night. They need nine. Researchers say not only does this affect their school work, it affects their driving.

Cincinnati Children's Hospital Medical Center is studying whether adding 90 minutes of sleep a night will  make them more alert and decrease accidents. The study involves driving a simulator and monitoring the mood of the teen while they do it.


Your Internal Clock

Nov 2, 2012

Once again, it’s time to reset our clocks…we fall back one hour Saturday night/Sunday morning. These changes in clocks and the sudden changes in daylight patterns can really throw off our internal clocks. Dr.