Improved longevity means enormous expansion in care and services for the aging, advances in orthopedics, and an explosion in devices to both treat and monitor chronic illness.

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That means if his recipe for longevity -- fresh fruit, daily exercise and "an optimistic attitude toward life" -- holds, he could celebrate his 100th birthday under the Capitol dome December 5, 2002.

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This means that further increases beyond 67 will not, as the government has previously suggested, be automatic if longevity rises.

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Robert Langreth, who wrote the article on longevity (see p. 112), has a scientific frame of mind, which means that he puts faith in controlled studies and molecular biology and gives little credence to anecdotal evidence.

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