Deep sleep refers to slow-wave sleep — a stage in the sleep cycle when brain waves slow down. Getting enough deep sleep is crucial for numerous bodily functions. But how to increase deep sleep isn’t ...

This World Sleep Day, here is the science behind the different stages of sleep people experience through the night and why ...

Growing evidence suggests that getting enough high-quality sleep may help protect against memory problems later in life, including Alzheimer’s disease and other forms of dementia. While no single ...

Add Yahoo as a preferred source to see more of our stories on Google. Person wearing a wearable sleep tracker in bed Light sleep is the beginning of your sleep cycle and your body's way of winding ...

Have you ever wondered what actually happens in the brain during sleep? While your body appears still and at rest, your brain remains highly active, carrying out essential processes that keep you ...

Ever wonder why some mornings you wake up ready to go, and others you feel like a zombie? The difference often comes down to when you wake up during your sleep cycle, and that’s exactly what a sleep ...

Could the deepest parts of the brain hold some of the secrets of sleep that still remain elusive to science? A team from ...

Brain activity and breathing rhythms decouple during deep sleep, offering new insights into Parkinson's and anesthesia.

Thanks to the Internet, it's the age of self-diagnosis. People like to learn about (and treat) themselves through technology. As a sleep researcher, I was interested in my friends' use of ...