Switch Strips released a comprehensive guide revealing that caffeine withdrawal insomnia extends far beyond the commonly cited 2 to 9 days, ...

People who abruptly stop or decrease caffeine intake after consuming it daily may experience symptoms of caffeine withdrawal within 24 hours. A natural mood-booster, caffeine may lower the risk of ...

Missing your morning coffee is a headache — literally. Though caffeine is often used to kick-start a day or deliver an energy boost, a sudden drop in consumption can cause painful headaches. And for ...

If you like to start your day with a warm cup of coffee or green tea for an energy boost, you're not alone. The National Coffee Association estimates that 66% of US adults drink coffee daily. Rest ...

Editor's Note: While onsite at the 2013 Annual Meeting of the American Psychiatric Association, Medscape spoke with Ali Canton, MD, of the University of Oklahoma College of Medicine about the ...

Adam Taylor does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

Should a slip in the daily routine prevent you from quaffing your "cup of ambition," you probably don't need a caffeine researcher to tell you what will happen next—you will start to feel sick. In a ...

NEW YORK (Reuters Health) - If you suffer from ringing in the ears, imbibing caffeine won't make it worse, and giving up caffeinated beverages won't make it better, new research from the UK shows.