How to Take a Nap

There’s a lot of research that suggests short naps can boost productivity. But short naps don't work for everyone, and some people nap the wrong way. Sara Mednick, professor of cognitive neuroscience at the University of California, Irvine, and author of "Take a Nap! Change Your Life," explains why napping is so important. (Segment produced by Abby Haralson)