Here’s why sufficient sleep matters, how much you really need and some evidence-based support for better rest.

Eat a balanced diet. You get lots of essential nutrients — like fiber and magnesium — from food. They can help support overall health, including energy levels and sleep. Focus on nutrient-rich whole ...

If you’ve ever felt tired after a full night’s sleep, you likely didn’t get enough deep sleep. This stage of sleep is considered to be the most restful, so getting enough of it is key for your overall ...

Your body goes through four stages of sleep — here's how to extend the deep sleep phase for optimal memory processing and ...

Researchers trace how different sleep stages may fine-tune what we remember, trading specifics for more general knowledge.

Is deep sleep better than light sleep, even if it's shorter? Experts break it all down. FG Trade via Getty Images We’ve all been there: Maybe you were frantically packing for a trip and only got a few ...

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 ...

Researchers led by Masako Tamaki at the RIKEN Center for Brain Science in Japan report a link between deep sleep and ...

Your nightly sleep cycle plays a key role in the quality of your sleep. Here's what happens in each stage and why it matters ...

An international consortium of researchers has created the largest-ever database compiling records of brain activity during ...