Fit-Bit Wristband May Have Saved a Man's Life

Doctors used the band to retrieve crucial information on the man wearing it after he had a seizure.
1:22 | 04/11/16

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Transcript for Fit-Bit Wristband May Have Saved a Man's Life
Now to the fitness device that may have saved a man's life. Many people rely on the fitbit wristbands to help them stay in shape. In one case, the fitbit provided doctors with crucial information. When the man wearing it had a seizure. Here's Gloria Riviera. Reporter: High school English teacher Jeff bravo was at school when he suffered a seizure. I woke up in the E.R. Reporter: His heart rate wild, spiking into dangerous territory. Emergency doctors needed to know precisely when his heart rate became irregular to save him from life-threatening blood clots or even more seizures. Jeff couldn't tell them. His fitbit, a Christmas gift from his wife, could. The E.R. Team noticed he was wearing one of the popular devices, tracking his heart rate all day long. That data, on his phone, where doctors could easily see his heart rate shot up three hours before, well within the safe window they needed to use electric shock to normalize his heart rate. They shocked my heart. It was able to go back to a Normal rhythm and I was sent home later that day. I think the fitbit definitely saved his life. Yes, I would definitely say it's peace of mind worn on your wrist. Reporter: Insurance for Jeff and his family he now wears everyday. Gloria Riviera, ABC news, Washington.

This transcript has been automatically generated and may not be 100% accurate.

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