The brain benefits of deep sleep — and how to get more of it

There's nothing quite like a good night's sleep. What if technology could help us get more out of it? Dan Gartenberg is working on tech that stimulates deep sleep, the most regenerative stage which (among other wonderful things) might help us consolidate our memories and form our personalities. Find out more about how playing sounds that mirror brain waves during this stage might lead to deeper sleep -- and its potential benefits on our health, memory and ability to learn.

 This talk was presented at an official TED conference, and was featured by our editors on the home page. About the speaker Dan Gartenberg · Sleep scientist TED Resident Dan Gartenberg has spent his adult life trying to make seven and a half hours feel like eight hours.