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 ...

Now you have a new excuse to hit the snooze button on weekends. New research finds that people who catch up on z’s on their days off can cut their risk of heart disease by up to 20%. “Sufficient ...

Night owls will find this new research a hoot. A study from Imperial College London suggests that those most active at night perform better on cognitive tests. The researchers analyzed UK Biobank data ...

Every parent knows the struggle of bedtime that comes wrapped in endless requests for water, complaints of not being sleepy or the classic “just five more minutes”. While these battles feel normal, ...

We learned to take care of our teeth as small children, brushing them before school each day and before bed each night. A new study suggests oral care doesn’t just benefit our chompers, but also our ...

Late nights, long sleep-ins, and extra drinks on weekends could be doing more harm than you realize. New research suggests ...

According to the CDC, more than 1 in 3 adults say they are not getting sufficient sleep. Now, new research suggests it’s not just how much sleep you get, but what time you go to bed and wake up that ...

The research found that teens who fell asleep before the average time of 10:40 p.m. slept on average 90 minutes longer than those who went to sleep after the average time. With summer in full swing ...

Editor's note: The description of this segment has been updated to clarify Azizi Seixas' affiliation with the University of Miami's Miller School of Medicine. According to the CDC, more than 1 in 3 ...