目前,糖尿病已成为较少于“四病”的慢性病,随着人民生活水平的提高,营养增加,体力劳动强度的减少,患病率逐年增加。据调查,国内大城市居民糖尿病的患病率已达到2％以上。随着糖尿病的发展,其急慢性合并症对人类的危害性也越来越大。一些年龄较大的糖尿病患者,常常没有多食多饮多尿的典型糖尿病症状,只是并发心血管或脑血管意外或肾病变时,才发现糖尿病是病根。此时再开始治疗糖尿病已为时较晚了。因此,预防糖尿病 At present, diabetes has become less than the “four” chronic diseases, with the improvement of people’s living standards, nutrition, reduce the intensity of manual labor, the prevalence increased year by year. According to the survey, the prevalence of diabetes mellitus in urban residents in China has reached more than 2%. With the development of diabetes, acute and chronic complications of human harm is also increasing. Some older diabetics often have no symptoms of typical diabetes mellitus with polyphagia but only cardiovascular or cerebrovascular accidents or nephropathy, and diabetes is the root cause of the disease. At this point it is too late to begin the treatment of diabetes. Therefore, prevention of diabetes