随着社会经济的发展和人民生活水平的不断提高,不良生活方式和饮食习惯也随之增多,以及人口老龄化的加剧,导致糖尿病(DM)患病率快速升高。据WHO预测,至2015年中国糖尿病患病率将达到10%,糖尿病患者将超过1亿[1]。目前,糖尿病被确定的可改变的主要危险因素有超重肥胖、不良饮食和运动缺乏等, With the development of society and economy and continuous improvement of people’s living standards, unhealthy lifestyles and eating habits also increase, as well as the aging population, leading to the rapid increase of the prevalence of diabetes mellitus (DM). According to WHO’s forecast, by 2015 China’s prevalence of diabetes will reach 10%, and diabetes will exceed 100 million [1]. At present, the major risk factors that can be changed in diabetes are overweight and obesity, poor diet and lack of exercise,