You don't need a sleep tracker to sleep well, experts stress. Just follow good sleep hygiene recommendations, such as going ...

I spent days trying to understand what the charts and graphs were telling ... eight hours a night would require about 1.6 to two hours of sleep in REM sleep and the same amount in deep sleep.

Orthosomnia is the obsession with chasing ‘perfect’ sleep, usually triggered by wearable devices like sleep trackers. People get so consumed with sleep performance that it disrupts their slumber and m ...

A new book explores the myth that getting eight hours of shut-eye is how we should be sleeping. Its author, Dr Merijn van de Laar, tells long-term insomniac Zoë Beaty why unlocking how our ancestors s ...

Sleep tracking apps can help improve your sleep quality over time, if you use the data to hone your bedtime habits. We had a ...

Some smart rings I’ve tested got scuffs within hours, especially those with ... You get everything you’d expect, sleep stages, duration, and detailed metrics presented in easy-to-read charts. But it ...