Whether it's electric lights, addiction to digital devices, or just the fast pace of modern life, one thing is clear: it seems to be getting harder to get a good night's sleep. Almost 50 percent of Americans say they can't get the zzz's they need. To understand why many are sleep deprived, take a deep dive into the body's control center, the brain, and follow the work of researchers who are unraveling the secrets of sleep.
Nova (Television program) DVD.
Nonfiction television programs.
Science television programs.
Video recordings for the hearing impaired.
PBS Distribution (Firm), distributor.
Randall, Terri, television director, television producer, screenwriter.
Sanders, Jay O., 1953- narrator.
Terri Randall Film and Video Productions, production company.
WGBH (Television station : Boston, Mass.), production company.
Wallace, Melanie (Producer), television producer.