Jolt Cola, the soda brand that gained attention in the 1980s for offering “all the sugar and twice the caffeine,” is heading ...

Learn how much caffeine Starbucks' bottled and canned beverages have. Find out which pack the biggest boost, and which are ...

Medically reviewed by Kristie Reed, PharmD Caffeine is one of the world's most consumed psychostimulants (compounds that ...

“For healthy adults, caffeine consumption is relatively safe, but for some vulnerable populations, caffeine consumption could ...

Remember that bold slogan “All the sugar and twice the caffeine”? The soda drink that dared to be different back in the 80s ...

Discover the surprising health benefits of decaf coffee, from boosting metabolism to enhancing overall wellness and vitality.

A new study turned up a surprising effect of having caffeine with a sweetener. For some java drinkers, it could be a way to ...

Decaffeinated tea is a completely different thing than caffeine-free tea -- one has had the caffeine removed, while the other ...

For many people, starting the day with a rejuvenating container of Diet regimen Coke has ended up being an important part of their regimen. Nevertheless, have ...

New research suggests caffeine drinkers "may have difficulty accurately perceiving the influence of caffeine on sleep quality" Brenton Blanchet is a writer-reporter at PEOPLE. He has been working ...

This time, it's promising more than twice the original caffeine content. Once marketed as an alternative to Coca-Cola and ...