Plus, when you'll start to notice them after your last fix.

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 ...

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 ...

Medically reviewed by Melissa Bronstein, LICSW Key Takeaways Withdrawal happens when a person stops or reduces intake of an ...

From espresso to energy drinks to supplements, caffeine comes in many forms, Rula notes. And if you're like most people, you probably enjoy a cup of coffee each morning or a late-afternoon soda to ...

Hi, I'm Jordan, and I need a daily caffeine fix. (Hi, Jordan!) Initially, I was drawn to the fun of snatching up seasonal lattes. (That's how they get ya.) Soon after, I appreciated coffee for its ...