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Steven Johnson: Why We're Living Longer

TED Radio Hour

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Life Expectancy and Public Health Progress

This chapter examines the significant rise in human life expectancy over the past century, attributing it to the efforts of medical professionals and advocates alike. It highlights critical historical developments such as pasteurization and emphasizes the interplay between scientific innovation and public health infrastructure. Additionally, the chapter addresses ongoing health challenges, particularly regarding waterborne diseases, and underscores the need for continued advocacy for clean water access.

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