How to develop essential nap skills
Give it up for a nap: Dr. Sara Mednick/TED [video]
Understanding Sleep: National Institute of Neurological Disorders & Stroke [NIDS]
How to nap: Boston Globe [infographic]
More napping advice: National Sleep Foundation
Take a Nap, Change Your Life: Mark Ehrman & Sara Mednick Workman, 2006
