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, ...

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 ...

Few choices feel as critical as the one concerning what beverage to consume at 2 p.m., a time of day when ordering cold brew feels a bit like playing Russian roulette with my sleep schedule, but going ...

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 ...

This article was originally featured on The Conversation. For many people, the aroma of freshly brewed coffee is the start of a great day. But caffeine can cause headaches and jitters in others.