Why Mom’s Coffee Has Me Wired Up — Caffeine Explained

Drinking up to five cups of coffee a day may be safe for most adults and could even help lower the risk of several major health conditions. A new scientific statement from the American Heart Association, published in Circulation, links regular coffee consumption to a lower risk of stroke, heart failure and type 2 diabetes, while noting that coffee's effects on blood pressure are more complex. Researchers added that the findings apply to coffee - not energy drinks or other synthetic caffeine prod