Sleep cycles alternate between NREM and REM phases, allowing physical restoration, memory consolidation, emotional regulation ...

“In general, people sleep better when it’s cooler,” says Johnson. However, if it’s cold outside and we jack up the heat, then ...

You’ve heard of REM sleep but what about deep sleep? Experts share why it’s important and how to make sure you’re getting ...

Recently, I interviewed one of my favorite sleep experts, Erin Hanlon, Ph.D. a research associate professor at the University of Chicago, for my FUELED Wellness + Nutrition podcast. Dr. Hanlon studies ...

There are few things more frustrating than waking up feeling groggy after what you hoped would be a refreshing and revitalizing night’s sleep. Maybe your mind was racing all night, or you were ...

Deep sleep refers to slow-wave sleep — a stage in the sleep cycle when brain waves slow down. Getting enough deep sleep is crucial for numerous bodily functions. But how to increase deep sleep isn’t ...

Sleep Cycles: One rapid eye movement (REM) stage and three non-REM stages that altogether last about 90 to 120 minutes Benefits: Physical and mental recuperation and memory consolidation Disorders: ...

"I have to get my deep REM sleep," expresses a common confusion about two very different types of sleep. Deep sleep and rapid eye movement (REM) sleep are not the same; they do not even overlap. They ...

Chances are, if you’re reading this, you got some sleep last night. But are you feeling rested? Experts say it's an important question to consider. Most of us spend a third of our lives sleeping, but ...

Stress. Anxiety. Noisy neighbors. Blanket-hogging partners. With the list of things that can disturb a person’s sleep being more of a scroll, it’s no wonder an estimated 50 to 70 million Americans are ...

Traditional alarm clocks wake you up at a specific time regardless of what stage of sleep you're in. Sleep Cycle can wake you ...