Fitbits and other wearables may not accurately track heart rates in people of color

An estimated 40 million people in the United States have smartwatches or fitness trackers that can monitor their heartbeats. But some people of color may be at risk of getting inaccurate readings.

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Fitbit, Apple Watch could bring new era of health monitoring

Mike Glenn thought something was wrong with his Fitbit. The 34-year-old was camping in Wyoming in May when he started having trouble breathing. He felt fine overall, but his left shoulder began to ache and he broke out in a sweat. "It's probably just a chest cold," Glenn thought.

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Research reveals the dark side of wearable fitness trackers

You no longer have to look to science fiction to find the cyborg. We are all cyborgs now. Mobile phones, activity trackers, pacemakers, breast implants and even aspirins all act as biological, cognitive or social extensions and enhancements of our bodies and minds. Some have even predicted that human beings as we know them will be replaced by technically enhanced, god-like immortal beings within 200 years. Or at least rich people will.

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