How your psychology affects your aging

What makes our bodies age ... our skin wrinkle, our hair turn white, our immune systems weaken? Biologist Elizabeth Blackburn shares a Nobel Prize for her work finding out the answer, with the discovery of telomerase: an enzyme that replenishes the caps at the end of chromosomes, which break down when cells divide. Learn more about Blackburn's groundbreaking research -- including how we might have more control over aging than we think. (transcript)

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More TED Talks on Aging... 

Personally I don't think subsequent philosophy has improved on old Seneca's view in "On the Shortness of Life":

“It is not that we have so little time but that we lose so much. ... The life we receive is not short but we make it so; we are not ill provided but use what we have wastefully.”

More Seneca snippets... Maria Popova (Brainpickings) on Seneca...
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And consider the fate of the Bicentennial Man...

"I would rather die a man than live an eternity as a machine." A right to our humanity includes a right to die.
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Heavens on Earth: The Scientific Search for the Afterlife, Immortality, and Utopia by Michael Shermer-

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Also of interest:

Heart Stents Are Useless for Most Stable Patients. They’re Still Widely Used. https://nyti.ms/2BoJ0h6

How Artificial Intelligence Is Edging Its Way Into Our Lives https://nyti.ms/2BTH9SJ

Waiting to Treat the Cancer https://nyti.ms/2BLa0IX

U.S. Pays Billions for ‘Assisted Living,’ but What Does It Get? https://nyti.ms/2GJxey7