Sources: Apple has been testing a sleep tracking feature for the Watch for several months in California and could add it to a future version by 2020 (Mark Gurman/Bloomberg)


Mark Gurman / Bloomberg:
Sources: Apple has been testing a sleep tracking feature for the Watch for several months in California and could add it to a future version by 2020 — – Company holding studies at headquarters to track sleep habits — Function would compete with wearables from Fitbit and Withings
Sources: Apple has been testing a sleep tracking feature for the Watch for several months in California and could add it to a future version by 2020 (Mark Gurman/Bloomberg)
Source: Tech Meme