Coffee Health Benefits - The Health Benefits Of Coffee

By Bill Jamison


Everyone is down at their local coffee house getting a cup of their favorite beverage. It has long been suspected that there may be some health risks associated with the regular consumption of coffee, but increasingly, it seems that any risks may be far outweighed by the beneficial effects.

It was long thought that the regular consumption of coffee increased the risk of cancer, heart disease and other illnesses, but it is now widely believed that this correlation between coffee and disease may have been due to the fact that many of the participants in earlier studies also smoked.

Recent studies suggest that the benefits of coffee are likely greater than the health risks, if any, it may pose.

While coffee contains a number of different substances, including antioxidants and psychoactive chemicals, caffeine is by far the best known chemical compound in coffee and is the one which is responsible for the best known effects of coffee, both positive and negative. For instance, some people are especially sensitive to caffeine and may experience irritability, anxiety and have trouble sleeping after drinking more than four cups of the beverage daily. From what is currently known, it is recommended to drink coffee black and in quantities not exceeding three cups daily.

Heightened alertness is one of the best known beneficial effects of coffee consumption and this alertness may be very useful for certain tasks. A study recently published in The Journal of Experimental Psychology found that students performed better at finding grammatical errors in text, especially errors of verb tense and subject-verb agreement, although caffeine seemed to have no effect on the ability of participants to find misspelled words in text.

A Harvard University study also found a correlation between coffee consumption and a lower risk of depression in women. The study, published in The Archives of Internal Medicine, found that women who drank two to three cups of coffee per day had a 15% lower risk of developing depression, while those who drank four or more cups per day experienced a 20% lower risk of depression. The lower risk of depression in women who drink coffee regularly is thought to be due to caffeine's effects on regulating the release of neurotransmitters which affect mood.

A study published in The Journal of Alzheimer's Disease found that mice who were given an amount of coffee equivalent to 4 - 5 cups in humans had elevated levels of the hormone Granulocyte Colony Stimulating Factor, which is believed to reduce the risk of Alzheimer's disease.

The Harvard School of Public Health published a study in The Journal of the National Cancer Institute on the link between coffee consumption and the incidence of prostate cancer. The study showed that men who drank 6 or more cups of coffee daily had a 60% lower risk of developing the deadliest type of prostate cancer and a 20% lower risk of developing any type of prostate cancer.

Finally, regular coffee consumption might also reduce the risk of developing the most common type of cancer, basal cell carcinoma. A study performed by Harvard Medical School and Brigham and Women's Hospital in Boston found that women who consumed 3 or more cups of coffee daily had a 20% lower risk of this common skin cancer, while men had a 9% lower risk of developing basal cell carcinoma. The findings of this study were presented to the American Association for Cancer Research.




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