This article is a part of CNN Underscored’s Guide to Sleep, a weeklong focus on everything you need to sleep better. We’ll be featuring new products, tips and exclusive deals all week, so check in ...

Sleep is closely linked to how long and how well we live. It’s when our body repairs itself, grows, and fights off disease. In fact, a 2024 study of 172,321 adults found that men who get enough sleep ...

Today, at the age of 63, I find myself in peak health—physically, mentally, and energetically. A wide range of performance metrics and biomarker data bolster this belief. I’ve gotten here not by luck, ...

We live in a world that glamorizes the grind. But let’s set the record straight: sleep isn’t optional. It’s a non-negotiable pillar of health—and it might just be the ultimate wellness hack you’ve ...

Dr. Troy Mensen is a family medicine doctor based in the Chicago area. He completed his undergraduate degree at the University of Northern Iowa and his doctorate at Des Moines University College of ...

When should you try magnesium for sleep? Los Angeles-based, board-certified holistic nutritionist Katie Bressack, INHC, AADP, revealed an important distinction with me: melatonin can be effective when ...

The amount of sleep a person needs recalibrates over time, and circadian rhythms change with age. The 16-year-old who stayed up until midnight may become a 36-year-old who gets drowsy by 10 p.m. At 70 ...

The old saying “I’ll sleep when I’m dead” is deeply flawed. Get too little sleep and you might just be speeding toward the end of your life. It’s not just your diet and exercise habits that are linked ...

It begins with two people, one blanket, and two very different ideas of what’s a comfortable sleeping temperature. By midnight, one partner is hot and sweaty while the other is freezing. Sounds ...