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 ...

Quitting caffeine suddenly can lead to caffeine withdrawal. Symptoms of caffeine withdrawal include headache, sleepiness, and feeling slow or sluggish physically, mentally, or both. Cutting back ...

Plenty of people joke about being addicted (or not being addicted) to caffeine. But it turns out that if you do decide to cut back on coffee or simply consume less caffeine than normal for a day or ...

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 ...

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 ...