糖尿病是以血液中的葡萄糖浓度异常升高为基本特征的慢性内分泌代谢紊乱疾病,并已成为威胁人类健康和生活质量的一个重要疾病,居死亡原因的第3位。目前全球约有1亿糖尿病患者,预计2010年糖尿病患者可达2亿3千万,其中非胰岛素依赖性糖尿病患者约占85%￣90%。随着生活习惯的改变 Diabetes mellitus is a chronic endocrine and metabolic disorder characterized by an abnormal increase in blood glucose concentration and has become an important disease threatening human health and quality of life, ranking No. 3 in the cause of death. At present, there are about 100 million people with diabetes in the world and it is estimated that 230 million people with diabetes will be reached in 2010, of which 85% ~ 90% are non-insulin-dependent diabetic patients. With the change of lifestyle