近年来,随着人们生活水平的不断提高,糖尿病的发病率也在一路攀升。据我国1997年19省市20余万人普查结果表明,糖尿病患病率为2.51%,糖耐量低减患病率为3.2%,预计今后将以每年100万的数量增加。而在1997年全世界糖尿病患者已达1.3亿,预期到2025年将达3亿。由此看来,糖尿病已是一种世界性流行性疾病。那么,糖尿病究竟是一种什么疾病?它的危害是什么? In recent years, with the continuous improvement of people’s living standards, the incidence of diabetes is also rising all the way. According to the results of the census conducted by more than 200,000 people in 19 provinces and municipalities in 1997, the prevalence of diabetes was 2.51% and the prevalence of impaired glucose tolerance was 3.2%. It is estimated that the number will increase by 1 million annually. In 1997, the number of people with diabetes in the world reached 130 million and it is expected to reach 300 million by 2025. Seen in this light, diabetes is a worldwide epidemic. So, what kind of disease is diabetes and what is its harm?