Jan 13, 2025 · Caffeine can have impressive health benefits, but high doses can also lead to unpleasant side effects. Here are 9 side effects of too much caffeine.

Sep 5, 2025 · Too much caffeine can cause unwanted side effects. High intake or sudden withdrawal may lead to headaches, anxiety, irritability, or trouble sleeping, especially in sensitive individuals.

Feb 21, 2025 · Is caffeine causing you problems? Find out how much is too much and if you need to cut down.

May 12, 2025 · Learn about the side effects of caffeine, from common to rare, for consumers and healthcare professionals.

Mar 19, 2025 · But too much caffeine can have negative effects, like raising your blood pressure, upsetting your stomach and making you feel jittery. In rare cases, caffeine overdose can even be …

Drinking beverages that contain caffeine is linked with a lower risk of developing type 2 diabetes. But it's not clear if consuming caffeine helps to treat diabetes.

Aug 12, 2025 · That said, the effects of caffeine can vary greatly depending on your weight, caffeine tolerance, and other health conditions. While a little caffeine can give you a boost, too much can take …

Jul 10, 2025 · Caffeine gives you a boost of energy and may lower your risk of certain conditions. However, consuming too much can lead to less desirable effects, such as headaches, confusion, …

Mar 21, 2025 · But too much of it can cause side effects, from jitteriness and stomach issues to heart palpitations and beyond. Caffeine occurs naturally in certain plants: It’s also added to various …

Dec 16, 2025 · Surprising sources of caffeine include decaf coffee, matcha, kombucha, and chocolate. People with caffeine sensitivity may need to avoid these foods and drinks.