If there was ever a sign to get your beauty sleep, this is it. A British bedding and mattress company has teamed up with a self-described “sleep evangelist” to illustrate what our bodies may ...

Next to REM sleep, which you’ve probably heard of, and “deep” sleep, which feels self explanatory, there’s “core” sleep. And if you google what core sleep means, you’ll get a ...

Papua New Guinea (PNG) will join Australia's national rugby league competition, after signing a deal that obligates them to shun security ties with China. The Pacific nation has produced many ...

Deep sleep, like all sleep stages, helps you feel refreshed when you wake up. The proportion of time you need to spend in each sleep stage varies with age. Adults need around 20% to 25% of total sleep ...

Do you sleep hot or cold? Whether yes or no, you'll want to learn about this cool product my partner and I have been sleeping on for months. Aly Lopez is a writer on the sleep team at CNET.

But too much exercise at the wrong time could aggravate insomnia. By Hannah Singleton Sleep and exercise work together like gears in a machine: When one turns smoothly, the other follows suit.

Sleeping and waking up at different times is associated with an increased risk of heart attack and stroke, even for people who get the recommended amount of sleep, according to new research.