If you have hypertension, how many coffees can you drink a day? Here are the effects of caffeine on high blood pressure (short and long term)

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Elia Tabuenca García
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How many cups of coffee can we drink each day if we have high blood pressure? Let's see what is the opinion of the experts.

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Sometimes during the day we need to take that Cup of coffee which gives us an additional energy charge. As we know, however, the caffeine it can cause a brief, but dramatic rise in blood pressure, even if you're not suffering from hypertension. (Also read: If you drink more than 4 cups of coffee a day you could run into this eye side effect





The effects of caffeine on blood pressure

It is not yet clear how caffeine causes this rise in blood pressure, some experts think that caffeine can block a hormone that helps keep arteries enlarged, others believe that it causes the adrenal glands to release more adrenaline leading to the increase. pressure. But what we do know is that the blood pressure response to caffeine varies from person to person, some may even develop a tolerance to it. Consequentially, caffeine has no long-term effect on blood pressure.

If you suffer from high blood pressure, the main advice that experts give is to consult with your doctor to determine whether to limit or stop drinking caffeinated drinks.

According to the U.S. Food & Drug Administration 400 milligrams of caffeine they are generally safe for most adults.

However, if you are concerned about the effect coffee may have on your blood pressure, you can try limiting the amount to 200 milligrams per day, about what you can drink from two 240-milliliter cups. Remember that the amount of caffeine used in coffee, fizzy drinks or energy drinks varies according to the brand and method of preparation.

Also, high blood pressure sufferers must absolutely avoid taking caffeine before activities that naturally raise blood pressure, such as exercise, weight lifting, or hard physical work.

Coffee does not increase the risk of heart arrhythmias

If you want to see how caffeine affects your blood pressure, check your blood pressure before drinking a cup of coffee or other caffeinated beverage then repeat the process after 30-120 minutes. If your blood pressure rises by approx 5-10 points, you may be sensitive to caffeine.



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Source: FDA

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