Do you ever feel like your Android device tracks you more often than it should? At this point, it's an open secret that smartphones track their users and use the data for personalizing ads, among ...

Millions of people rely on phone apps and wearable devices like rings, smartwatches and sensors to monitor how well they’re sleeping, but these trackers don’t necessarily measure sleep directly.

U.S. Health and Human Services Secretary Robert F. Kennedy Jr. aims to have every American wear a health tracking device within four years. During a House of Representatives hearing, Kennedy announced ...

HRV devices can tell you when your nervous system is stressed, but auricular vagus nerve stimulation wearables are designed to actively improve it.

Your watch says you had three hours of deep sleep. Should you believe it? Millions of people rely on phone apps and wearable devices like rings, smartwatches and sensors to monitor how well they're ...