At 80, I broke the world record as the oldest woman to finish the Ironman World Championship. Here's how I prepared.
Natalie Grabow learned to swim at 59. Now at age 80, she says triathlons benefit her mind and body and she loves crossing the finish line.
Natalie Grabow learned to swim at 59. Now at age 80, she says triathlons benefit her mind and body and she loves crossing the finish line.
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