Keep waking up at night? Sleeping with your bedroom door closed could be to blame

Sleeping with your bedroom door closed creates a carbon dioxide bubble, leading to broken and restless sleep. Here, a doctor ...

For months I've been waking up at 3am, unable to fall back asleep. Now I know why

I've been dealing with 3am wake-ups for months. Two doctors just explained what's likely behind these nighttime wake-ups and ...
Rolling Out

7 proven ways to fall back asleep after waking up at night

Waking up in the middle of the night can feel like an exercise in frustration. You check the clock: 2:37 AM. Your alarm is set for 6:00 AM. The mental math is not comforting—you have just over three ...
Healthline

What Happens When You Switch Up Your Sleep Schedule? I Tried It

I changed my sleeping schedule for a month. Just one hour less of sleep had a profound effect on my energy levels. Share on Pinterest Getty Images/AleksandarNakic My typical sleeping schedule on ...
Quanta Magazine

How the Brain Moves From Waking Life to Sleep (and Back Again)

The pillow is cold against your cheek. Your upstairs neighbor creaks across the ceiling. You close your eyes; shadows and light dance across your vision. A cat sniffs at a piece of cheese. Dots fall ...