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SALT LAKE CITY -- Turns out Dr. Mehmet Oz's appearance at a New York City accident scene wasn't the first time this week he's swooped in to help an ailing stranger.

Ken Roosa told Utah media the celebrity doctor dashed to his aid Saturday after Roosa collapsed just after a 5K race in Salt Lake City.

Race footage aired on KTVX-TV shows Oz, who emceed the event and was dressed in a red superhero cape, kneeling on the pavement to assist the 53-year-old Ohio man.

Roosa says he wasn't used to distance running and suffered dehydration and stress. He was hospitalized for 30 hours.

A picture posted on Oz's Facebook Saturday shows him at Roosa's hospital bedside.

On Tuesday, Oz rushed to help a British tourist struck by a cab in New York City.

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