(Huffington Post) Keep drinking your morning cup of joe, coffee drinkers. Aside from a jolt of energy, caffeinated coffee may lower the suicide risk in men and women by 50 percent, Harvard researchers indicated in a recent study.

Reviewing data from three large-scale U.S. studies, the team from the Harvard School of Public Health compared the risk of suicide for adults who consumed two to four caffeinated cups per day with that of non-coffee drinkers, those who drank much less coffee per day and people who chose decaf.

The results, published earlier this month in the The World Journal of Biological Psychiatry, were striking.

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