Caffeine

People who drink coffee live longer, new studies find.

A teen in South Carolina has died after drinking three caffeinated beverages in a short period of time.

Consuming energy drinks may be particularly risky for people with a certain genetic heart condition, a new study from Australia suggests.

Drinking coffee may reduce the inflammatory processes that naturally come with age, researchers said.

If one cup of coffee keeps you perked up all day, you may be able to thank your genes for that long-lasting caffeine kick, a new study finds.

A previously healthy 28-year-old man wound up in the emergency room with heart problems after drinking two energy drinks a day for months.

Casual exercisers will not benefit from workout supplements, but creatine, caffeine or beta-alanine can benefit intense workouts.

People who don't get enough sleep for several days in a row can't rely on caffeine to give them a mental boost, new research finds.