Widespread Media Attention Focuses on New Fitbit Heart Rate Accuracy Study Confirming Significant Inaccuracies in Device Data

Media Attention Focuses on New Fitbit Heart Rate Accuracy Study Confirming Significant Inaccuracies in Device Data

Numerous news outlets such as CNBC, Forbes, CNN, Inquisitr, The Register, and Gizmodo have been reporting on the recent Fitbit heart rate accuracy study, which claims that several of the newest models of the popular fitness tracker devices are “highly inaccurate” when it comes to measuring active heart rates. The study discovered that the devices were off by an average of 20 beats per minute during moderate- to high-intensity exercise.  [Read more…]

Comprehensive Testing Confirms Fitbit’s PurePulse™ Heart Rate Monitors “Highly Inaccurate”

New Testing Confirms Fitbit’s PurePulse™ Heart Rate Monitors “Highly Inaccurate”

Exhaustive new study submitted in class action lawsuit confirms Fitbit heart rate monitors are “highly inaccurate” and measurements bear “extremely weak correlation” with true heart rates during exercise.

May 19, 2016 (San Francisco, CA) – A comprehensive new study conducted by researchers at California State Polytechnic University, Pomona (“Cal Poly Pomona”) reveals that the PurePulse™ heart rate monitors in the Fitbit Surge™ and Charge HR™ bear an “extremely weak correlation” with actual users’ heart rates as measured by a true electrocardiogram (ECG) and are “highly inaccurate during elevated physical activity.” [Read more…]