A doctor explained safe guidelines for limiting your daily consumption, whether you're drinking coffee, tea, energy drinks or ...

Could coffee be the liquid key to longevity? A new study reports that the world’s most widely used stimulant can extend lifespan and affect how cells respond to genetic damage — though there’s a ...

A new study reveals that certain caffeine metabolites in urine are linked to diabetic retinopathy risk in men, offering a promising path toward noninvasive biomarkers for early screening and disease ...

A compound your body makes after drinking caffeine is now appearing in drinks. But scientists are still studying how safe and ...

While caffeine is usually associated with energy and focus, scientists are now exploring a very different use for it. New research suggests that caffeine could someday help control advanced medical ...

Eye pressure refers to a pressure created by the fluid inside the eye. This pressure may go up if caffeine and alcohol are consumed in excess.

Add Yahoo as a preferred source to see more of our stories on Google. According to a Yahoo/YouGov poll, 30% of Americans have tried to quit caffeine, but only 6% said they were successful.