No, you're not sleeping enough, and it's a problem: 15 scary facts in new NatGeo doc

You just enjoyed a long Thanksgiving weekend, so presumably you're fairly well-rested, right? If not, prepare to be scared by some facts unleashed in a new National Geographic Channel documentary. The two-hour "Sleepless in America," a collaboration by NatGeo, National Institutes of Health and The Public Good Projects, debuted on Sunday night. The gist: Everyone is tired. No one gets enough sleep. And then this: Chronic sleep deprivation could have irreparable damage to your health.