Why is it hard to wake up after a nap?
Chloe Ramirez
Updated on March 02, 2026
That familiar groggy feeling is called "sleep inertia," and it means that your brain wants to keep sleeping and complete a full sleep cycle. Sleep inertia results from waking abruptly out of deep sleep or slow wave sleep, which is the kind of sleep you start to fall into approximately 30 minutes into snoozing.
Why is it harder to wake up from naps?
This state is known as 'sleep inertia', and it's more likely to happen when we nap for longer than 20 minutes. It's not known exactly what causes sleep inertia, but it may involve a molecule called adenosine, which builds up in our brain during waking hours, and decreases during sleep.Why do I feel so tired after napping?
"If you nap for too long and wake abruptly from a deeper stage of sleep, you can feel groggy and lethargic upon awakening," said Martin Reed, a certified clinical sleep health expert. "This is known as sleep inertia and can be avoided by allotting less time for a nap."How do I wake up completely from a nap?
Here are six easy ways to get yourself out of your groggy funk, if you're not in the mood for a shot of espresso.
- Eat A Spoonful Of Honey. Giphy. ...
- Take Your Nap Earlier In The Day. Giphy. ...
- Go For A Walk As Soon As You Wake Up. Giphy. ...
- Don't Press Snooze, Even If You're Dying To. Giphy. ...
- Snack On A Banana. ...
- Chug A Glass Of Cold Water.
Is a 2 hour nap too long?
Is a Two-Hour Nap Too Long? A 2-hour nap may make you feel groggy after you wake up and you might have trouble falling asleep at night. Aim for napping up to 90 minutes, 120-minutes if necessary. Napping every day for 2 hours could be a sign of sleep deprivation and should be discussed with a doctor.How to Nap and NOT Wake Up Groggy | 4 Tips
Does ADHD make it hard to wake up?
Difficulty Waking Up with ADHDMore than 80 percent of adults with ADHD in my practice report multiple awakenings until about 4 a.m. Then they fall into “the sleep of the dead,” from which they have extreme difficulty rousing themselves.
Why don't I feel rested after a nap?
That familiar groggy feeling is called "sleep inertia," and it means that your brain wants to keep sleeping and complete a full sleep cycle. Sleep inertia results from waking abruptly out of deep sleep or slow wave sleep, which is the kind of sleep you start to fall into approximately 30 minutes into snoozing.How can I wake up easier?
How to Wake Up Easier
- Keep a Consistent Wake Up Time. Sleep experts recommend going to sleep and waking up at the same time every day, even on weekends4. ...
- Don't Hit the Snooze Button. ...
- Let in Natural Light. ...
- Listen to Energizing Music. ...
- Take a Shower. ...
- Eat a Nutritious Breakfast. ...
- Exercise Regularly. ...
- Practice Good Sleep Hygiene.