London: Everything that is excessive is not good for the body. So it is with a cup of coffee. Frequency of drinking coffee, or a day can be more than three cups can be made blind or vision loss. Frequency of drinking coffee are likely to develop glaucoma damage the eyesight.
The study was published in the journal Investigative Ophthalmology & Visual Science. They suggested to the coffee lovers to reduce their intake to avoid the risk.
Glaucoma occurs because the drain fluid out of the eye ball is inhibited so that the eyeball will be enlarged and eyeballs will hit the optic nerve located behind the eyeball. Finally, the optic nerve does not get the blood flow to the optic nerve will die.
If fluid can not drain properly then increase the pressure. This can damage the optic nerve, which connects the eye to the brain, and nerve fibers of the retina (the light sensitive nerve extensive network that lines the back of the eye).
Researchers from Brigham and Women’s Hospital in Boston showed that the compounds found in coffee can increase the pressure inside the eyeball, leading to damaged vision, known as exfoliation glaucoma. However, the findings were no correlation with other caffeine products, such as tea, cola or chocolate, Sunday (7/10).
Previous studies revealed that the highest population in Scandinavia that have peeling glaucoma. They are also the most frequent consumption of coffee in the world.
The new study assessed more than 120 thousand people in the UK and the US more than 40 years and did not suffer from glaucoma. The respondents answered questionnaires about how much they drink coffee and check medical records for the history of glaucoma.
Those who drank more than three cups a day, increasing the risk of developing glaucoma compared with those who abstained. Women with a family history of glaucoma are also at increased risk.
In addition to the drawbacks, research published earlier this year in the New England Journal of Medicine found the benefits of frequent drinking coffee. Drinking four to five cups a day are likely to reduce the risk of heart disease, stroke, and diabetes. (Dailymail / MEL)