Meaning, that amount includes any soda or energy drinks you have too. And while 400 milligrams of caffeine is the recommended limit, some people have a much lower threshold.

However, too much coffee can make you anxious and jittery and raise blood pressure. You can’t flush coffee’s caffeine from your body, but there are strategies to help you feel better.

CNN: How much coffee is too much? Wen: The concern with too much coffee is about consuming too much caffeine, which can cause heart palpitations, anxiety, restlessness and difficulty sleeping.

Coffee, a daily ritual for many, has both pros and cons. Research suggests moderate intake benefits heart health and ...

CNN: How much coffee is too much? Wen: The concern with too much coffee is about consuming too much caffeine, which can cause heart palpitations, anxiety, restlessness and difficulty sleeping.

Wen: The concern with too much coffee is about consuming too much caffeine, which can cause heart palpitations, anxiety, restlessness and difficulty sleeping.

CNN By Katia Hetter, CNN (CNN) — With millions sipping their morning coffee to start the day, recent research has generated new buzz about caffeine ...

CNN By Katia Hetter, CNN (CNN) — With millions sipping their morning coffee to start the day, recent research has generated new buzz about caffeine consumption. A large UK study from September ...

CNN By Katia Hetter, CNN (CNN) — With millions sipping their morning coffee to start the day, recent research has generated new buzz about caffeine consumption. A large UK study from September ...