CBS News
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Wearable fitness trackers like Fitbit and Jawbone are winning over a lot of consumers with their promise that data can enhance health. Last week, Fitbit was the first wearable tech-focused company to go public, raising more than $731 million from 36.6 million shares at their IPO. The IPO valued Fitbit at about $4.1 billion, demonstrating faith in the San Francisco-based company's array of wrist and waist-worn devices, which track a variety of health metrics including steps, movement, calories, heart rate and more. But are wearable fitness trackers worth all the buzz? Shane Allen, a personal trainer with personaltrainerfood.com, and Dr. Mitesh S.