Upfront

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How much more likely vigorous exercisers are to consistently get a good night's sleep than non-exercisers, according to the National Sleep Foundation's 2013 Sleep in America Poll.

3rd

Where alcohol stands on the list of leading causes of disease and injury around the world, even though more than 45 percent of adults worldwide don't drink, according to a new study in Addiction.

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The increased risk for stroke among people who have Type-A personality characteristics, according to a study in the Journal of Neurology, Neurosurgery & Psychiatry.