Caffeine is the world's most widely consumed psychoactive drug, lauded for its energy-boosting and focus-enhancing effects.

Caffeine affects the body in a variety of ways, particularly if you drink a lot. Having too much can cause gastrointestinal ...

When a patient in her 70s came to the emergency room at Kaiser San Rafael Medical Center recently, complaining of ...

Caffeine is safe in moderate amounts, but excessive intake, especially from supplements or in children, can pose serious ...

Millions of Americans rely on caffeine to kickstart their day, but how much is too much when it comes to coffee?

Caffeine timing is crucial for optimizing energy and productivity while minimizing crashes and sleep disturbances. Align intake with circadian rhythms.

Safe limits of caffeine consumption are still being studied, but data suggest that most healthy adults can safely consume up to 400 milligrams per day; pregnant women, up to 200 milligrams ...

And, how to know if you have already crossed the threshold of acceptable coffee intake and are now veering towards danger? The surprising role of decaf coffee in reducing caffeine withdrawal ...

However, later studies from the found that neither coffee nor caffeine intake appear to cause osteoporosis — and even if they did, osteoporosis may not necessarily affect your height.

Caffeine’s effects on memory are more intricate than its immediate cognitive boost. Evidence suggests that moderate, timed intake of caffeine can positively influence working memory ...