Fitbit gets your heart rate wrong by 25 BPM on average, study says
May23
A new study claims your Fitbit device might not be as accurate as you’d think – and this might be posing a hazard to your health. The research – commissioned by law firm Lieff Cabrasser – estimates that Fitbit trackers are getting your heart rate wrong by as much as 25 beats per minute. To reach this conclusion, authors Edward Jo and Brett Dolezal used an electrocardiograph – known for its precision – to record the heart rate of test subjects and then compare these numbers to results recorded with two different Fitbit devices – the Fitbit Charge HR and the Fitbit Surge. The authors then conducted…
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