How does Fitbit track heart rate?

In this brief guide, we will answer the question “How does Fitbit track heart?” and provide you with details on how Fitbit processes information for different heart rates. How does Fitbit track heart rate? The Fitbit uses an optical sensor to measure your heart rate. The medically used device for measuring heart rate is a … Read more

Health Tracking features of the Gal...
Health Tracking features of the Galaxy Watch 4