New age record: At 80 years old: Natalie Grabow conquers the Ironman in Hawaii

By conquering the grueling challenge of the Ironman World Championship in Kona, Hawaii , Natalie Grabow proved that age really is just a number. The 80-year-old American is the oldest woman ever to complete the demanding heat-based race , according to Reuters.

Grabow, an age-group athlete from New Jersey, completed the 3.8-kilometer swim, 180-kilometer bike ride, and 42-kilometer marathon run in an impressive time of 16 hours, 45 minutes, and 26 seconds , securing victory in the F80-84 age group. Her coach, Michelle Lake, praised her discipline and tireless training approach.