Researchers at Columbia University Medical Center in New York found that earlier bedtimes can help protect adolescents from such tendencies.
That goes against the common perception that teens need less sleep than people in other age groups. It's been estimated that teens need a little more than nine hours of sleep per night.
To view the two-minute clip that appeared this morning on The Early Show, click here.
For more information on depression and other mental illnesses, visit the NAMI Southwestern Pennsylvania website.