Google unveils screenless Fitbit Air and Google Health app to replace Fitbit

The Air “pebble” slots into bands from the bottom. Credit: Google The Air “pebble” slots into bands from the bottom. Credit: Google The Fitbit Air will have all the standard wearable health sensors: heart rate, accelerometer/gyroscope, infrared SpO2, and skin temperature. Google notes that the heart rate monitor isn’t as advanced as the one in the latest Pixel Watches, so the Air might not be as accurate during vigorous activity. …