Diabetes and obesity: the twin epidemics
Diabetes and obesity: the twin epidemics
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DOI:
10.1038/nm0106-75
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发表时间:
2006-01-01
期刊:
影响因子:
82.9
通讯作者:
Heron, A
中科院分区:
文献类型:
--
作者:
Smyth, S;Heron, A
The World Health Organization (WHO) has declared that a diabetes epidemic is underway. In 1985, an estimated 30 million people worldwide had diabetes. By 1995, this number had shot up to 135 million, and by 2005 reached an estimated 217 million. Alarmingly, the WHO predicts that this will increase to at least 366 million by 2030 (Fig. 1). Most of this growth is expected to occur in developing countries, where the number of people with diabetes is forecast to increase substantially over the next 25 years. India and China are predicted to show the largest increases in terms of prevalence, with the US ranking third. Of the two types of diabetes mellitus, most of this growth will be driven by the increasing prevalence of type 2 diabetes, whereas the prevalence of type 1 diabetes will remain relatively stable. The WHO attributes this growth to population growth, aging, unhealthy diets, obesity and increasingly sedentary lifestyles.Diabetes is considered one of the major causes of premature illness and death in most countries and imposes a substantial financial burden to society. The predicted increase in prevalence among the population is therefore a real health and economic concern. Diabetes costs. Primary diabetes and its complications are costly to manage, not only for affected individuals, but also for healthcare systems around the world. According to the International Diabetes Federation, diabetes already accounts for 5–10% of the total healthcare budget in many countries. In the US, the American Diabetes Association (ADA) has estimated that the total cost of diabetes in 2002 was $132 billion, with direct and indirect costs of $92 billion and $40 billion, respectively. Reflecting the projected increase in prevalence of the condition, total costs are predicted to rise further, to reach $156 billion in 2010 and $192 billion in 2020 (Fig. 2). Most of the costs associated with diabetes result from comorbidities and the management of diabetes-related complications.