The device supports sleep by lowering cortisol within minutes, slowing the heart and quieting racing thoughts.

Most adults wish they could catch more ZZZs for better health, sharper focus or simply to wake up feeling rested. Despite that desire, sufficient sleep remains elusive for millions. About one in three ...

What’s the big idea? If you are dancing and can’t catch the beat, you are not dancing well. In this way, if your sleep doesn’t follow a regular pattern that matches your biological beat, then you are ...

I rarely have trouble falling asleep at night. When I do, it’s almost always because I’m worried about something I need to do the next day. How I’ll do it. How it will go. When and why I might ...

Pulsetto leans on wearable-tracked biological markers like resting heart rate rather than clinical stress questionnaires.

A few weeks ago, I ducked out of the office to take a nap at a hotel — for journalism. Neurotech startup Elemind offered me the chance to try out its high-tech headband, which promises to put you to ...

New research suggests that both too little and too much sleep may be linked to accelerated biological aging. However, ...

Researchers found that worse sleep habits were tied to brains that appear, on average, about one year older than a person’s real age. The study looked at 27,500 adults, using MRI + machine learning to ...