Harvard School of Public Health researchers reviewed the data of three large studies done in the U.S. analyzing data taken from thousands of participants regarding the consumption of coffee, caffeine and decaffeinated coffee every 48 months through food questionnaires, while at the same time, physicians analyzed and reviewed deaths due to suicide. Read more at:  http://zolmax.com/health/coffee-drinking-linked-to-lower-suicide-rates/84354/