Centenarians on the Rise

Living to 100 is a major feat, a feat that has doubled in frequency in the United States in the past 20 years. There is no single magic ingredient, says Dr. Richard Boyd, intern at Yakima Herald-Republic. Instead, he credits luck, genetics and three common traits observed in his healthier older patients: optimism, passion and interaction.
January 21, 2012, Yakima Herald-Republic, by Ross Courtney

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