Caffeine is the most common, normalized stimulant in the world, with many people consuming caffeine daily. According to Ron Cotterel, M.D., M.S., a family medicine and integrative family physician, ...

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.

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

In the latest instalment of our Breaking Bad Habits series, Jonty Burton and Grace Baldwin from the Herald Sun kick their caffeine habits. Read their diaries below.

Caffeine offers some real health benefits—but not if you go overboard. Here’s how coffee, energy drinks, and other caffeine products can affect your health.

Brigette Muller wasn’t a big fan of caffeine for most of her life. Just a few sips just made her jittery and never seemed to have any upsides. But, during the COVID-19 pandemic, Muller started ...