Lying in bed with a head full of thoughts? Might as well try this simple breathing trick.

If you're having trouble falling asleep, there are several methods you can try. These include resetting your sleep schedule, practicing deep breathing and meditation, doing yoga or stretches, ...

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Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. When Dr. Luc Beaudoin was an undergraduate ...