Coffee is one of the most popular drinks in the world and its high levels of caffeine are among the main reasons why. It's a natural stimulant that provides an energy buzz and we just can't get enough ...

Caffeine is generally safe to drink up to 400 milligrams a day, according to the Food and Drug Administration (FDA). That's equivalent to about four or five cups of coffee. For the average person, ...

Drinking coffee is a global habit. Around the world, people sip about 3 billion cups a day, making the industry more than $200 billion a year. In the United States, just about 15% of the coffee ...

For people avoiding caffeine, decaf coffee seems like a harmless option. But some health advocacy groups that argue otherwise are petitioning the US Food and Drug Administration to ban a key chemical ...