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 ...

On an Apple Watch, "core sleep" is another name for light sleep, which scientists also call stages N1-N2. It is not a type of deep sleep, and has no relation to REM. But in the sc ...

While subjective data suggests prior mTBI leads to poorer sleep, there is little objective data to support this association.

If you're only sleeping four to five hours a night (or less), it could be due to stress, consuming too much caffeine, or a poor sleep environment. If this happens regularly, it could be a sign of a ...

Signs you may die in your sleep can include chest pain and sweating linked to sudden cardiac arrest, one of the most common causes. Other risks include congestive heart failure, stroke, or terminal ...

I probably would struggle to sleep, to be honest.” Woldbye later told the Financial Times that he had gone to bed at 11pm before the fire started. But would it have been so bad if he had handed ...

Sleep is a state characterized by a reduced responsiveness ... each with characteristic and distinctive electroencephalographic (EEG) signatures. How the involvement of vigilance states modulates ...

Having diabetes does not always mean that you’ll experience sleep disturbances, but certain symptoms can affect your rest. Inadequate sleep can also make it harder to manage diabetes.

The team first trained five monkeys on a task evaluating image orientations and tested them twice, with a 30-minute gap in which they either had non-REM sleep or merely rested. The monkeys that ...

Summary: A new study reveals how the brain reprocesses and refines memories during sleep, particularly those related to spatial learning. Researchers tracked rats’ hippocampal neuron activity for up ...

Getting enough sleep is easier said than done — that's where napping comes in handy. Whether you're looking to catch up on rest after a sleepless night or relax in the afternoon, napping is an ...

Abstract: Automatic detection of emotional states using electroencephalogram (EEG) signals has emerged as an attractive research topic due to advancements in brain-computer interfaces (BCIs).