• Dr. Ira Eliasoph, 96, retired from working as an ophthalmologist at 92. • He played tennis into his 90s and still drives to see his friends. • He credits his longevity to career passion, a low-fat diet, and close connections.

When Dr. Ira Elisoph retired from ophthalmology at 92, he still felt energized enough to do the work.

"When I quit, it was not because of any feebleness on my part; I could still do the surgery without having the shakes," Eliasoph, 96, told Business Insider. "The young residents were more nervous than I was."

Since retiring from a 70-year medical career that involved a naval rescue and celebrity patients, Eliasoph focused on painting, driving to see his friends, and participating in the SuperAgers Family Study, which tracks longevity traits in people 95 and u

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