The effect of coffee and tea on the heart

Coffee is the drink of widespread and who comes from the seeds and roasted coffee one of the most popular beverage in the world. Typically a cup of coffee contains 80-140 milligrams of caffeine, depending on the type of grain and method of preparation. There are several ways to prepare coffee depends on how to add water to coffee.
Coffee and contributes 71% of caffeine consumers, where the stimulant caffeine, the most common material in the world, stimulating the central nervous system through the effects of anti-adenosine.
We have raised research and studies for over 30 years a lot of controversy about coffee, caffeine, their risks and potential human health. The results were negative primary obstacle to the scientific assessment of the benefits of coffee possible. But as a result of development in the area of ​​research and epidemiological studies has shifted many of these risks to the health benefits, recent studies have indicated that moderate consumption of coffee (3-5 cups / day) has been linked to lower risks of many diseases. Has been shown that coffee consumption is useful in organizing the level of glucose in the blood and protects against the risk of developing type II diabetes, also associated with coffee consumption reduce the risk of liver disease and liver cancer, colon and is due to the presence of natural antioxidants in coffee, most important of which chlorogenic and its derivatives and Lignans Add to hundreds of vehicles that have effective anti-oxidant, which consists in coffee as a result of the roasting process, such as Millard reaction products and heterocyclic compounds. The studies did not prove the existence of a clear link between drinking coffee and risk of bladder cancer.

With regard to consumption of coffee and its relationship to heart disease and blood vessels have indicated the study carried out by the American Health Foundation to that coffee consumption has no effect on heart disease, although many studies have shown a relationship between drinking coffee and increased risk of heart disease, especially among people with excessive consumption, or who have a history of illness. On the contrary, some studies show that drinking coffee, and moderate rates can be useful in reducing the risk of these diseases, prevention and believed that these beneficial effects due to the effectiveness of antioxidants, especially chlorogenic acid and that at concentrations physiologically possible. As it turns out, and suddenly that coffee has the highest efficiency with respect to anti-oxidant properties, possibly due to the cooperative effect of antioxidants in coffee.
She also noted many of the studies to the other benefits of coffee in the form of prevention of risk of diseases such as Parkinson's disease Parkinson's disease and Alzheimer's disease and reduce the incidence stones yellow in addition to their benefits in stimulating Mindfulness and increased ability to focus and help to reduce asthma symptoms and improve the cache memory.