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Medical Progress and Global Chronic Disease: The New Global Model

The Costs of Health Care
Daniel Callahan

Chronic illnesses have become the leading medical scourge of developed countries in recent decades and have now emerged in developing countries as well. What has been called the"demographic transition" has seen a global decline in recent years in deaths from infectious diseases and an increase in deaths from chronic diseases. By 2030, the percentage of those dying from chronic illnesses in low-income countries is projected to be about 59 percent of all deaths.1 To make matters worse, there is now a double burden on poor countries: a high and rising rate of infectious disease as well as a rapid increase in chronic disease, most notably diabetes, cardiovascular disease, cancer, and chronic respiratory disease. It is also common to find obesity