Miband 3

By Dave Muoio 04:08 pm February 11, 2020
The accuracy of wearables employing photoplethysmography (PPG)-based heart rate sensors may vary significantly between specific devices and activity types, but these sensors’ performances do not appear to be significantly affected by the skin tone of the wearer, according to a new study published in NPJ Digital Medicine. The investigation, conducted by Duke University researchers among 53...