Sleep is necessary for proper functioning. Modern lifestyle can disrupt your sleep cycle and cause sleep disorders.

The sleep phase metrics will often suggest how rested you feel even with a full night’s sleep—for example, eight hours of ...

Deep sleep serves as a vital function which enables the body to eliminate toxic substances that develop in the brain, ...

If you’re wondering how to increase deep sleep naturally, a holistic approach is the way to go. Making lifestyle changes that improve your overall sleep hygiene (and health!) can make a big difference ...

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 ...

A deep slumber might help buffer against memory loss for older adults facing a heightened burden of Alzheimer’s disease, new research from the University of California, Berkeley, suggests. Deep sleep, ...

Slipping into deep sleep frees the brain to clear waste, including Aβ, in Alzheimer’s disease. Does the same happen to α-synuclein in Parkinson’s disease? Yes, according to researchers led by Daniela ...

How deep is your sleep? Quality deep sleep may compensate for the cognitive dysfunction and memory impairment of Alzheimer’s disease and could become the target of future therapies, especially in ...