![]() Of course, a lack of caffeine won't impact everyone in the same way. And it can all be pretty uncomfortable until your body adjusts. These can range from physical symptoms, to mental and emotional ones. This is particularly common in headache medications.If you're used to drinking caffeinated beverages every day - whether in the form of coffees, sodas, energy drinks, or teas - you might experience some bizarre caffeine withdrawal symptoms, if you decide to suddenly cut back. ![]() But double-check any medications you may take, as some cold medications are made with caffeine. The best way to cut back on caffeine is to do so gradually over several days to a week to avoid withdrawal headaches. It's best to check your drink - whether it's coffee or another beverage - to get a sense for how much caffeine it has. Factors such as processing and brewing time affect the caffeine level. Keep in mind that the actual caffeine content of a cup of coffee or tea can vary quite a bit. High intake of boiled, unfiltered coffee has been associated with a mild increase in cholesterol levels.Īlso, researchers found that postmenopausal women who regularly drank caffeinated beverages, such as coffee, tea or soda, experienced more bothersome vasomotor symptoms, such as hot flashes, than other postmenopausal women who didn't use caffeine. Women who are pregnant, trying to become pregnant or breastfeeding need to be cautious about caffeine, too. If your blood pressure increases by about 5 to 10 points, you may be sensitive to caffeine's ability to increase blood pressure. To see if caffeine might raise your blood pressure, check your blood pressure before drinking a cup of coffee or other caffeinated beverage and then again 30 to 120 minutes afterward. This is particularly important if you are outdoors and exerting yourself. Keep in mind that the amount of caffeine in coffee, energy drinks and other beverages varies by brand and method of preparation.Īlso, if you have high blood pressure, avoid caffeine immediately before activities that naturally increase your blood pressure, such as exercise or hard physical labor. However, if you're concerned about caffeine's effect on your blood pressure, try limiting the amount of caffeine you drink to 200 milligrams a day - about the same amount as is generally in one to two 8-ounce cups of brewed black coffee. The Food and Drug Administration says 400 milligrams a day of caffeine is generally safe for most people. If you have high blood pressure, ask your health care professional whether you should limit or stop drinking caffeinated beverages. As a result, caffeine doesn't have a long-term effect on their blood pressure. Others who regularly drink caffeinated beverages develop a tolerance to caffeine. ![]() Some people who regularly drink caffeinated beverages have a higher daily average blood pressure than those who drink none. Others think that caffeine causes your adrenal glands to release more adrenaline, which causes your blood pressure to increase. Some researchers believe that caffeine could block a hormone that helps keep your arteries widened. It's unclear what causes this spike in blood pressure. Caffeine can cause a short but dramatic increase in your blood pressure, even if you don't have high blood pressure. The blood pressure response to caffeine differs from person to person. The same is true for caffeine's effect on blood pressure. If you have diabetes or you're struggling to control your blood sugar levels, limiting the amount of caffeine in your diet may be beneficial. For some people with diabetes, about 200 milligrams of caffeine - the equivalent of one to two 8-ounce cups of brewed black coffee - may cause this effect. However, caffeine affects every person differently.įor someone who already has diabetes, the effects of caffeine on insulin action may be associated with higher or lower blood sugar levels. On average, having up to 400 milligrams of caffeine per day appears to be safe. ![]() For most young, healthy adults, caffeine doesn't appear to noticeably affect blood sugar levels. drinks about two 8-ounce cups of coffee per day, which can contain around 280 milligrams of caffeine. Can you provide some insight, as I thought coffee was good for my health?ĪNSWER: Various studies indicate that coffee has some health benefits, but it's not without a downside - mostly due to the caffeine.Ĭoffee may offer some protection against: ![]() My doctor advised that I may want to cut back on my beverage of choice, as it is not good for my blood sugar or blood pressure. Recently, I was diagnosed with diabetes and high blood pressure. DEAR MAYO CLINIC: I love to drink coffee. ![]()
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