Plus, doctors’ number-one pick and their take on the devices.

Sleep trackers use your resting heart rate, heart rate variability and breathing data to estimate how long you sleep and how much time you spend in each stage.

Add Yahoo as a preferred source to see more of our stories on Google. For years now, we've been told that we have to get enough sleep to maintain our physical and mental health. But in reality, the ...

A new wearable device developed by Monash University researchers will help to record the impact of artificial light on our bodies for sound sleep, improved mental well-being and treating chronic ...

From the Oura Ring to the Apple Watch to the Google Pixel — here's what the science really says about the accuracy of their health data ...

We may receive a commission on purchases made from links. One in three adults do not get enough sleep. Whether you're a light sleeper, can't get comfortable, or have a baby keeping you up at night, ...

Google has unveiled SensorLM, a set of foundation models that analyzes multimodal wearable sensor signals from devices like smartwatches and fitness trackers to generate insights into one's health and ...

Sleep is one of medicine's underused data streams. Clinically, disturbed sleep has often been treated as a symptom of a disorder, but sleep is also a physiological state in which brain, cardiac, ...