如何有效预防糖尿病？

        In the United States alone,more than 20 million people have diabetes. That’s according to Paul Robertson, president of Medicine & Science at the American Diabetes Association.

　　据美国糖尿病协会医学科学主席保罗·罗伯逊说，仅在美国就有超过2000 万人患有糖尿病。