Coffee has become a way of life for most office workers to start their day. However, caffeine is still risky for some people. It may cause symptoms such as accelerated heartbeat, palpitations, diarrhea, etc. If it is combined with feeling of breathlessness, edema or mental fatigue during breathing, If you suffer from poor fatigue, you need to pay attention to whether there are heart problems. Can people with heart disease drink coffee? How many cups of coffee a day is too much? This is especially important for heart disease patients who have difficulty quitting coffee.

Can people with heart disease drink coffee?

Coffee can refresh the mind and has a wide range of effects on the human body, including the nervous, cardiovascular, endocrine, digestive tract systems, etc. According to an article published in the Journal of the American Heart Association, although heart disease patients generally believe that coffee can easily cause heart palpitations and high blood pressure, research results also show that drinking one to several cups of coffee a day can reduce the risk of heart failure. The study followed 21,000 adults who drank up to three cups of coffee a day for more than 10 years.

The “Dietary Guidelines for Americans” jointly published by the U.S. Department of Agriculture and the U.S. Department of Health and Human Services every five years, its latest report from 2020 to 2025 states that consuming 2 to 3 cups a day (each cup is about 360cc) medium cup of black coffee can be regarded as one of the healthy dietary choices. People with heart disease who drink a moderate amount of coffee actually have little impact on heart health and can even reduce the chance of atherosclerosis.

However, the popular latte or caramel macchiato is not subject to this limit due to its high sugar, calories and fat content. Since caffeine is still a stimulant, when taken in excess, it will cause It can easily affect sleep and cause local tremors, so it should be taken in moderation. Therefore, overall, heart disease patients can still drink moderate amounts of black coffee and do not necessarily have to quit.

Although coffee has certain protective effects on cardiovascular disease, how much is a safe amount to drink? The National Health Service has specific recommendations on this; for adults, it is safer to consume no more than 300 mg of caffeine a day (about 1 to 3 cups of coffee); while for heart disease patients, the amount should be reduced by half, to about 150 mg. caffeine.

How much caffeine is safe? More than 400 mg of caffeine may cause heart palpitations and insomnia.

Even people who don’t have heart disease can have adverse effects on their bodies when they consume too much caffeine. Drinking too much can also cause the following side effects:

1. Temporary headache
   
2. Anxiety
   
3. Tremble
   
4. Insomnia
   
5. Heartbeat

It’s worth noting that some people drink coffee one cup after another, and the caffeine content of each type of coffee is different, so they may unknowingly consume too much caffeine. When a person consumes more than 400 mg of caffeine per day, it may accelerate the heartbeat and increase the risk of epilepsy, atrial fibrillation, and arrhythmia. In addition, excessive caffeine intake may also lead to osteoporosis, gastrointestinal overstimulation, Even with the hidden worry of coffee addiction, it is recommended to strike a balance between healthy eating and excessive coffee intake based on personal health conditions and consultation with a physician.

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