When you’re short on sleep and your focus suddenly drifts, your brain may be briefly slipping into cleanup mode. Scientists ...

Caffeine doesn't just make it harder to fall asleep; it changes how the brain behaves during rest. New research shows that caffeine alters brain activity in ways that make sleep look more like ...

Late-night scrolling isn’t the only thing sabotaging your slumber. New research suggests that a common daily habit may send your brain into overdrive while you sleep — even if you do it hours before ...

We already know that the stimulating powers of caffeine make it an unsuitable choice for a late-night drink – at least if you want to get any shut-eye. But a new study adds a whole extra level of ...

You can do everything “right” and still stare at the ceiling at 2:17 a.m. When your brain keeps scanning for problems, bedtime stops feeling like recovery and starts feeling like a test you’re failing ...

If you find it hard to focus after a wakeful night, it’s because your brain is busy trying to catch up on crucial housekeeping.

If you have ever lifted a weight, you know the routine: challenge the muscle, give it rest, feed it and repeat. Over time, it ...

Imagine awakening to find yourself completely unable to move or speak, perhaps feeling intense pressure on your chest, struggling to breathe, or even seeing strange figures in your bedroom. This ...