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Lauren Hurst lifting dumbbells.
Lauren Hurst specializes in personal training for older adults.
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Deborah Szekely leaning against a tree in a funky scarf.
Deborah Szekely is 102 years old and still works at her health resort, Rancho La Puerta.
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An older woman holding a cookie in front of her eye.
Eating a diverse diet is important to living to 100, a study found.
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Old woman close up.
Centenarians say there are six key things that could help you live to 100 and beyond.