Biologists and demographers are actively debating whether there is a natural cap on the human life span, and how high that might be. eucyln/iStock via Getty Images Plus

The maximum human life span will likely increase this century, but not by more than a decade

Jeanne Calment of France died in 1997 at the age of 122 years and 164 days. That record will be broken this century, statistical models suggest.

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