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

Figuring out how much coffee is too much isn't straightforward. Experts explain why, and what you need to know about its ...

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.

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.

→ How much coffee is too much? From the June 7th 2025 edition. Discover stories from this section and more in the list of contents.

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

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.

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 ...

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