One of the Apple Watch’s biggest threats has no screen, weighs about a fifth of an ounce and charges a monthly subscription ...

A new and emerging group of sleep rings and bands allows users to track the statistics of their sleep. From REM to deep sleep ...

China-based Sleepace, which has developed a sleep tracking device, raised $7 million in a round led by retail chain Luolai Home Textile with participation from ecommerce giant JD.com, according to a ...

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 quality of that sleep might be more important than the quantity. Sure, ...

San Francisco-based startup Hello has raised $20 million in a round led by Singapore-based investment firm Temasek for its sleep tracking, bedside orb, Sense, according to the Financial Times. This ...

How does a sleep tracker on your finger compare to one in a bed? I tested Sleep Number and Oura for a month to find out. Plus, expert sleep-tracking tips. Aly Lopez Former Writer I Aly Lopez was a ...

Is sleep tracking actually useful in daily life, or is it just data overload distracting you from what matters? After tracking my sleep every night for a year, I have some answers. Owen Poole, a ...

The global smart sleep tracking device market size is expected to reach USD 58170 million in 2028 and register a rapid revenue CAGR of 15.80% during the forecast period. Key factors such as rapid ...

Omega Chen purchased a Garmin watch to track his heart rate and other metrics when he exercised, but it also measured things like his resting heart rate and “sleep score” every day and night. Yet no ...