I am a coffee drinker in moderation, so I only worry about the effects of caffeine on me. I have heard horror stories of ‘caffeine headaches’ that die hard coffee drinkers get. So I pretty much limit myself to decaf. I was happy to learn the latest from Harvard on coffee drinking.

People who drink about three to five cups of coffee a day may be less likely to die prematurely from some illnesses than those who don’t drink or drink less coffee, according to a new study by Harvard T.H. Chan School of Public Health researchers and colleagues. Drinkers of both caffeinated and decaffeinated coffee saw benefits, including a lower risk of death from cardiovascular disease, neurological diseases, type 2 diabetes, and suicide.

“Bioactive compounds in coffee reduce insulin resistance and systematic inflammation,” said first author Ming Ding, a doctoral student in the Department of Nutrition. “That could explain some…