As Soon As Users Actually Move, Fitness Trackers Falter In Heart Rate Readings
A study compares their effectiveness to electrocardiography monitors that are found in doctors' offices.
Los Angeles Times:
Your Fitness Tracker Can Count Your Steps, But It's Not That Good At Monitoring Your Heart Rate
Using that nifty fitness monitor to keep track of your heart rate while you exercise? If you exercise while remaining still, it may work pretty well. If you move while exercising, not so much. A study published Monday in the Annals of Internal Medicine put four wearable fitness trackers to the test — both against one another and against the kind of electrocardiography monitor you’d probably encounter while taking a stress test in an doctor’s office. (Healy, 4/10)