Does a Real Anti-Aging Pill Already Exist?

One afternoon in the early 1980s, Suren Sehgal brought a strange package home from work and stashed it in his family’s freezer. Wedged beside the ice cream, it was wrapped in heavy plastic and marked, “DON’T EAT!” Inside were several small glass vials containing a white paste—all that remained of a rare bacterium that today is the foundation of the most promising anti-aging drug in decades. Sehgal had been studying it since 1972, when he’d first isolated it in a soil sample at Ayerst...

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