NEW YORK — While smoking is a well-known cause of heart disease and lung cancer, the rates of these diseases have remained inexplicably low in Asian countries where smoking is common. But researchers say there is growing evidence that green tea is one piece of the puzzle. Writing in the Journal of the American College of Surgeons, Yale University researchers detail the body of evidence linking green tea to better heart health and a lower risk of cancer. No one is suggesting that smokers ignore the danger of the habit and simply drink green tea. But research indicates that the tea’s high concentration of antioxidants called catechins may offer a range of health benefits, according to Dr. Bauer E. Sumpio and his colleagues at the Yale University School of Medicine in New Haven, Conn. Antioxidants help quench molecules known as oxygen free radicals that, in excess, can damage body cells and potentially lead to disease. Free radicals are natural byproducts of normal body processes, but they are also generated by external sources like tobacco smoke. Common social custom In Japan, China and other Asian countries, it is a social custom to drink green tea, which is […]

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