Excessive tea consumption may pose health risks. Tannins in tea can hinder iron absorption, especially for vegetarians. High ...

Coffee is known to be a diuretic, and when it is hot and humid outside, it can lead to dehydration if you are drinking too much caffeine without having water. Dehydration can make stomach acid more ...

Drinking coffee in hot weather isn't inherently dangerous if you drink other liquids, too. Although caffeine is a diuretic, ...

A new study from researchers in Montreal dives into how caffeine transforms our brains during sleep — and why younger people ...

Note that decaf instant coffee still contains low levels of caffeine. According to the National Coffee Association, the decaffeination process removes about 97% of a coffee bean’s caffeine content.

For individuals with Attention Deficit Hyperactivity Disorder (ADHD) who are on stimulant medications, consuming caffeine may ...

Laird Superfood, Inc. (NYSE: LSF), a leader in functional coffee, creamers, and superfood products made with simple, ...

From soluble coffee to decaf instant to frozen concentrate, we thoroughly tested a ton of instant coffees to find the very best, including Commeteer, Verve, Canyon, and Swift.

Although there’s hardly any caffeine in decaffeinated tea, the drink can still affect people who are extremely sensitive to the substance.