date:Mar 15, 2013
45-74 years old, almost evenly divided in gender, and were free from cancer and cardiovascular disease.
During the 13 years of follow-up, researchers reviewed participants' hospital medical records and death certificates, collecting data about heart disease, strokes and causes of death. They adjusted their findings to account for age, sex and lifestyle factors like smoking, alcohol, weight, diet and exercise.
Green tea drinkers in the study were more likely to exercise than non-drinkers.
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