Plus, how to find your caffeine sweet spot.

Learn how caffeine affects brain chemicals and health, sleep, and mood. Understand safe daily limits, hidden sources, and signs you’re getting too much.

Good news for coffee lovers, as a new study shows caffeine may help lower the risk of dementia. Norton Health Care says that the study is still not definitive, but there are signs that show that ...

A growing body of laboratory research suggests that caffeine, the most consumed psychostimulant in the world, may reduce symptoms of anxiety and depression by suppressing inflammatory signaling inside ...

We already know that the stimulating powers of caffeine make it an unsuitable choice for a late-night drink – at least if you want to get any shut-eye. But a new study adds a whole extra level of ...

Caffeine is the world’s most commonly abused brain stimulant. Daily caffeine consumption by adolescents (ages 9 to 17 yrs) has been rapidly increasing most often in the form of soda, energy drinks and ...