Thursday, June 04, 2009

Go, night owls!
Each person was given two rounds of fMRIs and cognitive tests, one day in the morning (1.5 hours after they woke up) and the other day in the evening (10.5 hours after they woke up). The evening test showed statistically different measures for the two groups: night owls maintained their response times better than the early birds. The morning test found the two results to be statistically identical.

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