How long you sleep may be in your genes

December 4, 2014 4:51 PM

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How long you sleep may be in your genes

The amount of time people spend sleeping is linked with two regions of their DNA, a new study suggests.

In the study, researchers examined data from more than 47,000 people of European ancestry who were participating in ongoing studies in Europe, the United States and Australia, and nearly 5,000 African-Americans. The researchers compared people's genetic information with how long they reported sleepi...

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