How many people have downloaded sleep tracking apps
17 Feb 2016 The one big problem with sleep tracking apps About 70 million people in the US suffer from sleep-related problems. who suffer from restless nights, it may be tempting to download one of those sleep tracking applications 17 Dec 2019 Download But instead of guessing how many hours you're getting or wondering if people, your phone charges on your bedside table as you sleep. Our favorite sleep-tracking apps are SleepScore (Android and iOS),