What the author didn't mention, and I haven't seen mentioned in these comments, are the extremely beneficial health effects of coffee (not caffeine, decaf has shown the same benefits). Most significantly, studies have shown that coffee reduces overall mortality rates significantly, with the reduced chance of dying from any cause increasing with coffee consumption (up to a point). >Compared with nonconsumers, particip…
If you want to do something good for your health, drink herbal tea. But why do most of the people prefer coffee or green / black tea? Or drink red wine or eat lots of dark chocolate. Because those are stimulants.