哈佛大学的研究人员用１０年时间对４６０００多人进行了跟踪调查和研究。结果发现，每天至少喝２杯咖啡，可大大降低男性得胆结石的危险。每天饮用２到３杯咖啡，患胆结石的危险性可减少４０％；每天饮用４杯咖啡，则可减少４５％。但研究人员同时告诫说，咖啡虽对成年男... Researchers at Harvard University tracked more than 46,000 people in 10 years. The results found that drinking at least 2 cups of coffee a day, can greatly reduce the risk of men have gallstones. Drink 2 to 3 cups of coffee daily, reduce the risk of gallstones by 40%, and drink 4 cups of coffee a day, a 45% reduction. But at the same time researchers cautioned that although the male adult coffee ...