Caffeine: How Does It Really Affect Our Health?

A large number of people make coffee a part of their daily lifestyle routine. Caffeine included in coffee beans can alleviate fatigue, help to wake up, and improve concentration very quickly. It was found out that around 90 percent of adult Americans consume caffeine daily.

How caffeine does really affects human body? As for Medicure Clinic researched; it affects central nervous system, muscles and heart, gently stimulating them. Then adrenal glands release adrenaline hormone. Muscles tighten up, heart rate increases, and glucose is released in the bloodstream making you feel extra energy. Moreover, caffeine makes dopamine hormone to be released. It activates the pleasure areas in the brain, which can lead to caffeine addiction.

Caffeine can also raise blood pressure, but these effects have only those people who consume caffeine periodically, not daily. Please consult your Medicure doctor whether you can still drink coffee if you have high blood pressure. Try to avoid consuming caffeinated beverages before intense physical activities, such as hard physical labor, weightlifting or exercising. Caffeine is also a strong diuretic. So, when you consume coffee you should drink more water to avoid dehydrating effect.

Below there are just some facts you’d like to know about caffeine and your health:

  • Drinking up to 6 cups of coffee a day will not increase the risk of death from cardiovascular disease, cancer, or any other cause.

  • If you are pregnant or control your blood sugar, or have high blood pressure, you can consider decaffeinate beverages or avoid coffee for this specific period.

  • Try to use special paper filters when brew coffee. These will help you to remove the substance that increases LDL cholesterol.

  • Some people are more sensitive to caffeine than others. That’s why caffeine metabolizes at different rates among individuals for different reasons. For example, cigarette smokers metabolize caffeine twice faster comparing to non smokers.

  • Caffeine can be found not only in coffee and tea, but also in chocolate, energy drinks, soft drinks and other beverages and food.

Describing the benefits it is worth noting that consuming 3 cups of coffee per day can decrease risk of liver cancer by 50%. Studies also showed that drinking 4 cups of coffee a day halves the risk of throat and mouth cancer. Caffeine positively affect the brain cells and may protect against Parkinson’s disease.