Light sleep is the beginning of your sleep cycle and your body's way of winding down. Breathing, heart rate and muscle changes prepare your body for the deeper sleep to come. Light sleep is broken ...

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 enough of it.

"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 ...

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 ...

Everything you need to know about REM sleep, including what it is and how much you need ...

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 ...

Success isn’t just about strategy and execution — quality sleep fuels energy, decision-making and emotional stability. These six simple sleep habits will help you perform at your best every day.

United States, December 29, 2025-- Good Sleep is a new climate-controlled mattress topper that uses surgical-grade water-cooling technology to help users spend more time in REM and deep sleep stages.

If you use a sleep tracker at night, these are the three metrics you should be paying attention to in the morning.