sleep research

Miranda Kelly, a 14-year-old from Sykesville, Md., says she's been sleepwalking since she was 6 or 7. The first time, she says, "I woke up on the couch on a school day. And I'd gone to bed in my bed."

Since that first episode, Kelly now sleepwalks every couple of months. "I wake up in weird places, randomly. I have once woken up in the kitchen, and on the floor of the bathroom wrapped in my sheet," she says.

Tom / Flickr

Is a community at risk when cops don’t get enough sleep? Washington State University researcher Bryan Vila says it is. In a briefing before the King County Council, he said there are hazards associated with overworked officers.

He says lack of sleep affects your ability to think clearly and problem solve and do other things law enforcement needs to be skilled at, such as: