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. While ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. When you don’t get enough good sleep, the ...

Experts are ringing alarm bells over the health consequences of irregular sleep patterns, cautioning that even a full eight hours of nightly rest isn't enough if those hours are inconsistent. In a ...