For an activity most of us spend about a third of our lives doing, there’s a lot scientists still don’t understand about ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: xia yuan via Getty Images We spend a large portion of our lives sleeping. That might seem ...

The CDC has called insufficient sleep a public health epidemic — poor sleep habits can increase your risk for obesity while healthy sleep habits are considered key to brain and heart health, according ...

Take this quiz to identify the kind of sleeper you are—and the simple, cozy sleep solution you need for better rest. If slumber is a nightly struggle, you’ve probably experienced how your environment ...

This story is sponsored by Twilla. Getting enough good quality sleep each night is a key component to good health. In fact, sleep deprivation is linked to many serious health problems, including heart ...

To know whether you have narcolepsy, it's important to recognize a few common symptoms, such as excessive daytime sleepiness.

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

Scientists instructed people to remember or forget words and then checked what words they retained in their memory after a 12 ...

People found to have “poor sleep ” in a new test are more likely than others to have brains showing signs of faster ageing, a ...

Poor scores on this sleep test may indicate faster brain ageing, scientists say - Researchers say brains of people with poor ...