Wednesday, April 21, 2010

Sleeping (or Not) by the Wrong Clock - Opinionator Blog - NYTimes.com

Do you have trouble falling asleep? Is it affecting your daily routine? Your job? Your relationships? Your health? This is very interesting work in the field of sleep medicine. Take this quiz to determine your circadian rhythm type.

Sleeping (or Not) by the Wrong Clock - Opinionator Blog - NYTimes.com

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