Fitbit quietly added a new feature to some of its products that the Apple Watch doesn't have
• Fitbit has begun rolling out a new feature to some of its devices that monitors the variation of oxygen levels in the blood, which can be used detect changes in breathing during sleep.
• The feature could help Fitbit further compete with Apple, the worldwide market leader in wearables, whose smartwatch does not support this capability.
• Fitbit devices that support blood oxygen monitoring include its Versa line of smartwatches, the Ionic watch, and the Charge 3 fitness band.
Fitbit has quietly enabled blood oxygen monitoring on some of its devices, a feature that could help users spot changes in breathing as they sleep. Fitbit device owners on Reddit first noticed the change, and the company has since confirmed the update to Business Insider and several other outlets.
Fitbit's line of Versa smartwatches, its Ionic sports watch, and the Charge 3 wristband have always included hardware that's capable of estimating the variability of oxygen levels in the blood. But the company only began activating this feature last week by rolling out a graph visible in the Fitbit app, displaying how the oxygen level in a user's bloodstream varies during sleep.
The company said it began providing the feature to a small number of users, but that all Fitbit owners with a device that supports blood oxygen monitoring would be able to access these statistics by the end of the month.
Fitbit also isn't the only one to add blood oxygen monitoring to its devices; companies such as Garmin and Withings offer this feature ...
More on: www.businessinsider.com