Is coffee healthy or not? Here’s how much you should drink — and how much is too much
Whether it's an iced coffee on a summer morning, a hot cup before work or a warm latte on a snowy day, there is no doubt that Americans love coffee – or at least its caffeine. We use it to wake up, stay focused and get work done. But two age-old questions about the world's most widely used psychoactive substance linger: How much coffee is too much? And is it actually good for your health? Studies around the world have attempted to address...