If You Snooze, You Won't Lose

The idea that you can learn while asleep lives at websites like sleeplearning.com and hypnotictapes.com Not so, says Harvard sleep researcher Robert Stickgold: "The only time listening to tapes at night will help you is if they wake you up." But, he says, there's evidence that if you learn something today and sleep eight hours tonight, you'll retain it better
tomorrow--and beyond. That's a wake-up call.
 posted by Jane