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Over the past century, patterns of health and disease have shifted dramatically across the world, and while industrialized nations such as Britain experienced this transformation earlier, many developing countries are now undergoing a similar process with distinct challenges. In the past, infectious diseases such as malaria, tuberculosis, and diarrheal illnesses were the leading causes of death, claiming countless lives, particularly among infants and young children, and high child mortality was a defining feature of public health in poorer societies. Improvements in sanitation, vaccination programs, and access to medical care have helped to reduce the impact of many of these diseases and improve childhood survival in some regions; however, this progress has been accompanied by a rapid rise in chronic, non-communicable conditions such as cancer, diabetes, and cardiovascular disease, brought about by urbanization, changing diets, and longer life expectancy. Unlike the earlier experience of developed nations, many developing countries now face a double burden of disease, as infectious illnesses remain widespread in areas with poverty, weak infrastructure, and poor sanitation, even as non-communicable diseases expand rapidly, placing enormous strain on fragile health care systems. To respond effectively, these countries must invest in health infrastructure, affordable medicines, preventive programs, and health education while also addressing social inequalities, so that preventable deaths can be reduced, child survival improved, and long-term strategies developed to manage the growing challenge of chronic diseases.

Frequency: Quarterly