Legend has it that coffee was discovered by a goat herder around 850 AD in what is now Ethiopia. It soon spread around the globe and is currently consumed by billions of people every day. But as the drink gained in popularity, it also gained a bad rap. From claims that coffee led to illegal sex in the 1500s, or that it caused impotence in the 1600s, to the more recent belief that it stunted your growth, history has not been kind to coffee.
In recent years, rumors have been replaced by scores of scientific studies. But reading through the research can be dizzying, as you’ll often come across a conclusion that directly opposes another you just read. In fact, it’s unlikely that any single study would yield enough evidence to convince us about the health effects of coffee one way or another. So some scientists instead focus on compiling ...