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Gene identified in people who need little sleep | National Institutes of Health (NIH)
Sleep (less) no more! - Times of India
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Amazon.com: Personal Health: LESS SLEEP MORE ENERGY: How To Sleep Less And Have More Energy Than You Ever Had Before (insomnia, fatigue, health and wellness, tony ... disorders, mental illness, natural healing)
How to Sleep Less & Sleep Better - YouTube
How to Condition Your Body to Need Less Sleep: 10 Steps
Can I train my body to sleep less?
Wondering How to Sleep Less? Try These Tips (Temporarily)
Are you getting enough? Sleep, that is …
How one small change to your sleep pattern can have a big impact