Add Yahoo as a preferred source to see more of our stories on Google. If you regularly drink coffee, tea, energy drinks or soda, you may experience side effects or withdrawal symptoms when slashing ...

Cutting back on caffeine can cause withdrawal symptoms, especially if you are a regular drinker. (Getty Images) However, caffeine, particularly when it’s overused, can cause unwanted side effects like ...

Caffeine can linger in your system for 10 or more hours, which can impact sleep. Double-shot lattes and cold brews have ...

Attention all coffee lovers! Feel like you can't even get out of bed without a cup of coffee or other caffeinated beverage? The American Psychiatric Association's Diagnostic and Statistical Manual of ...

Switch Strips released a comprehensive guide revealing that caffeine withdrawal insomnia extends far beyond the commonly cited 2 to 9 days, with post-acute symptoms potentially lasting 2 to 3 months ...

Medically reviewed by Suzanne Fisher, RD Decaf coffee offers similar benefits to regular coffee without the caffeine.Drinking ...

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 ...

If you quit caffeine suddenly, your body may react with headaches, fatigue, and mood swings you never expected. Dietitian ...

What happens in the brain when caffeine is stopped suddenly, which symptoms appear early on, who should reduce intake, and how to taper off gradually without headaches or extreme fatigue. Most of us ...

When you’re dragging yourself through the day, coffee can offer a reset. It can jolt your brain into action, sharpening your ...

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 ...

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 ...