Deep sleep is one of the most essential stages of the sleep cycle, playing a vital role in how well you feel both physically and mentally. Often referred to as slow-wave sleep or delta sleep, this ...

It's no secret that a good night's sleep is key to a healthy brain. However, the full extent of the importance of rest on our cognitive function is still being explored. And now, new research has ...

A quick nap with deep N2 sleep could unlock hidden insights, as scientists find brainwave patterns during sleep best predict those breakthrough moments. Study: N2 sleep promotes the occurrence of ‘aha ...

Now that we have wearables tracking our every move, a lot of us can look at stats that supposedly tell us how well we’ve slept the night before. But sometimes, it can feel like your sleep tracker is ...