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Drinking coffee, tea or chocolate does not appear to cause heart palpitations, heart fluttering and other out-of-sync heartbeat patterns, researchers reported Tuesday.
When consumed in moderation, caffeine can have many beneficial effects. However, over the course of several years, chronic caffeine consumption can produce various long-term health deficits in individuals. Among these, rodent studies have suggested caffeine intake may permanently alter the brain's excitability. [23]
The health effects of coffee include various possible health benefits and health risks. [1]A 2017 umbrella review of meta-analyses found that drinking coffee is generally safe within usual levels of intake and is more likely to improve health outcomes than to cause harm at doses of 3 or 4 cups of coffee daily.
Unfortunately, Dr. Wu says that regular caffeine consumption can cause you to build up a tolerance, meaning you may need to drink more over time to get the same effect, which can potentially ...
Caffeine dependence can cause a host of physiological effects if caffeine consumption is not maintained. Commonly known caffeine withdrawal symptoms include headaches, fatigue, loss of focus, lack of motivation, mood swings, nausea, insomnia, dizziness, cardiac issues, hypertension, anxiety, and backache and joint pain; these can range in severity from mild to severe. [18]
"Palpitations are typically benign, but the risks are based on the underlying cause of the palpitations," says Dr. Bradley Serwer, MD, a cardiologist and the chief medical officer at VitalSolution.
Palpitations can occur during times of catecholamine excess, such as during exercise or at times of stress. [1] The cause of the palpitations during these conditions is often a sustained supraventricular tachycardia or ventricular tachyarrhythmia. [1]
Here, cardiologists explain what causes heart palpitations and when it’s important not to ignore them. Related: 25 Foods That Are Good for Your Heart, From Fruits and Veggies to Heart-Healthy ...