Different people may experience one of five types of sleep, and these profiles each highlight how our shut-eye affects our health. Previous research has found associations between sleep and cognition, ...

Scientists have discovered five different types of sleep in humans, each with its own distinct brain activity pattern and impacts on health and behaviour, an advance that could lead to new depression ...

Organoids are miniature, simplified versions of an organ. Over the past two decades, scientists have developed them for the gut, lung, liver, mammary gland, brain, and more. Now, researchers at Yale ...

If you feel more sluggish during certain times of the day, it could be due to your sleep chronotype. The chronotype affects the body’s natural tendency to be asleep or awake, according to the Sleep ...

The familiar labels "night owl" and "early bird," long used in sleep research, don't fully capture the diversity of human internal clocks, a new study has found. The McGill University-led study ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Sleep ...

Octopuses cycle through a fascinating sleep state that appears quite similar to human REM, scientists say.