Inside the body, a cocktail of processes connecting your hormones, brain and metabolism wax and wane in a 24-hour cycle called the circadian rhythm. Although this cycle is influenced by external ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. If so, you could be at higher risk of ...

Editor’s Note: Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. “The increased risk of mortality associated with being a clearly ...

Night owls might want to start turning in earlier. A recent study by Stanford University, published in the journal Psychiatry Research, found that going to bed after 1:00 a.m. could lead to mental ...

Concerned about your patient's type 2 diabetes risk? Along with the usual preventive strategies — like diet and exercise and, when appropriate, glucagon-like peptide 1 (GLP-1) agonists — there's ...

A new study finds that outdoor artificial light at night (LAN) is associated with impaired blood glucose control and an increased risk of diabetes, with more than 9 million cases of the disease in ...