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Last updateWed, 01 Oct 2014 1pm

Why do some sleep better than others? - CNN (video)

Susan Hendricks reports on a new study that finds heavy sleepers have different brain wave patterns than light sleepers.

- Sleep spindles produced by the thalamus.
- Sleep spindles block sound, the more sleep spindles a person generates, the more stable their sleep.



Susan Hendricks reports on a new study that finds heavy sleepers have different brain wave patterns than light sleepers.

Why do some sleep better than others?

http://cnn.com/video/?/video/health/2010/08/10/hm.hendricks.sleep.patterns.cnn