Live to 122 years old: the expert identified three secrets of longevity by analyzing the habits of the longest-lived woman in the world

Jeanne Calment, a Frenchwoman, accomplished the incredible feat of living to 122, thus earning the honor of being the world's oldest person on record, according to CNBC. But before her death, Kalman met and discussed her life with Jean-Marie Robin, a demographic expert studying ...

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