A 79-year-old exercises 4 times a week, including dancing and 3-hour fencing sessions. She shared 4 things that help her stay fit and motivated.

"The most strenuous thing I've ever done is fencing. I have to work out constantly just to be able to do the sport," said Rohn, emphasizing the effort she puts into her newfound passion.

Cherie Rohn believes in the importance of finding an exercise you love. "Whatever pulls your chain, do that," she said, highlighting motivation as key to staying active.

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