How Accurate Is Sleep Cycle?

How Accurate Is Sleep Cycle? So far, research has found that compared to polysomnography tests – which experts use to diagnose sleep disorders – sleep trackers are only accurate 78% of the time when identifying sleep versus wakefulness. This accuracy drops to around 38% when estimating how long it took participants to fall asleep. Which

How Accurate Are Garmin Watches?

How Accurate Are Garmin Watches? GPS location accuracy is around 3 meters (10 feet), 95% of the time on Garmin devices. This means, at any given time, your device will save your location within 3 meters of your actual location. Do Garmin watches lose accuracy? Garmin GPS watches can lose accuracy. GPS drift and environmental