Merely accruing additional years beyond the biblical span of three score and 10 would be unwelcome if they just prolonged suffering from illness and infirmity. No, we want to live better, more youthful days while we're living longer. Diet, exercise and a lucky draw from the gene pool can take us only so far, however. That's where science comes in. In this special edition from Scientific American, you'll find firsthand reports from the researchers leading the efforts to understand the mechanisms of aging. They are teasing out ways to slow the biological clock as well as the degradation that time imposes on our bodies and minds. They are battling the diseases of age, including cancer and heart disease. Medicine will continue to advance, and, we expect, society and policymakers will have to learn to adapt to the challenges of longevity--both providing it and providing for it--that await us all.More
A special edition of Scientific American features six articles about human aging. Topics include Alzheimer's, gender and longevity, anti-aging pills, the biological clock, and the roots of cancer. The narration is smart and direct. The actor's natural pacing gives the articles a conversational tone. His clear enunciation means no ideas are lost; in particular, he handles scientific explanations with ease. Straightforward narration means all ages can access this material. Still, don't expect young listeners to care about old age just yet…
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