How much coffee is too much? Here is what science says
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It is generally sure to drink Four 8 ounces of coffee (Oz) per day,, or around 400 milligrams (MG) of caffeine. If you drink more than that, you can feel anxious, nervous or nauseating. Consumption too much coffee can also negatively affect heart health and pregnancy.
That said, there are health benefits to drink coffee. Caffeine has antioxidants and anti-inflammatory compounds that can protect against Alzheimer’s disease, heart disease and liver disease.
Some people are more sensitive to caffeine than others, so the amount of caffeine necessary to cause unwanted side effects varies.
Moderate side effects include:
- Face rinse
- Anxiety or agitation
- Have more frequently
- Increase in heart rate
- Stomach
More serious side effects, generally from a very high consumption of caffeine, include:
- Feel disoriented
- Hallucinations
Although the consumption of moderate coffee is safe, drinking more than four cups of 8 OZ per day can increase the risk of certain health complications.
Caffeine sensitivity
If you drink too much coffee, you might feel nervous, irritable or nauseating.
Some people may be more sensitive to these effects than others due to variants THE Cyp1a2 geneWho controls how quickly you metabolize caffeine.
Heart disease
Heart disease is the main cause of death in the world. A study published in 2019 revealed that drinking six or more cups of coffee or more per day can increase the risk of heart disease up to 22%. Large quantities of coffee can cause high blood pressure, which is a risk factor for heart disease.
Pregnancy complications
Caffeine increases heart rate and metabolism, which can affect the fetus during pregnancy. This stimulant can cross the placenta and can have negative effects on fetal development.
Research has shown that drinking too much coffee during pregnancy can increase the risk of:
American College of Obstetricians and Gynecologists (ACOG) Recommendation: The speakers should not consume more than 200 milligrams of caffeine daily (The equivalent of a cup of coffee of 12 oz).
Coffee contains antioxidant and anti-inflammatory compounds which can reduce your risk of several conditions, in particular:
- Alzheimer’s disease: This is the most common type of dementia. Research has shown that coffee antioxidants can protect the brain from this condition.
- Cancer: Coffee has been shown to reduce the risk of certain cancers, such as prostate and endometrium cancer. It can also protect against melanoma, the most serious type of skin cancer.
- Heart disease: Coffee is a source of phenols. These compounds have antioxidant and anti-inflammatory properties that can protect against heart disease. Some evidence also suggests that 1 to 3 cups of daily coffee can reduce the risk of high blood pressure.
- Liver disease: Coffee can protect against cirrhosis (liver healing) and liver cancer. Compounds found in coffee can reduce inflammation and support liver function.
- Parkinson’s disease: Some evidence suggest that caffeine can block adenosine A2A receptors, which are expressed in people with Parkinson’s disease.
It is generally safe to drink up to four cups of coffee a day. Consider reducing your caffeine intake if you have:
Consider slowly reducing your caffeine consumption to avoid withdrawal of caffeine. Withdrawal symptoms may include:
- Headache
- Irritability
- Nausea
Drinking coffee is generally safe if you do it in moderation. You can drink four cups of 8 OZ, about 400 milligrams of caffeine, per day. More than this amount can lead to side effects such as anxiety and nausea. Other health risks include pregnancy complications and increased risk of heart disease.