by Roberta Roberts Mittman The aroma of freshly brewed coffee signals the start of the day in many households. But too often, coffee consumption doesn’t end with the cup in the morning. Drinking coffee–and all the caffeine it provides–is an American pastime and a popular social activity. Look around. Everywhere you see new coffee shops, specialty coffee drinks, and people meeting over coffee. This high-energy drink has become a permanent fixture in our daily lives–and health.