During wakey time, my eyelids want to stay up. When sleepy time approaches, they want to stay down. During sleepy time, presumably, they stay down throughout. So, what controls the timing of these muscles? How’s it work?
Related topics
| Topic | Replies | Views | Activity | |
|---|---|---|---|---|
| What's controlling my eyelids? | 6 | 1416 | October 27, 2008 | |
| Eyelid muscles | 1 | 554 | April 7, 2000 | |
| Are eyes naturally open or closed? | 7 | 1002 | January 28, 2023 | |
| What is "sleep" (in your eyes) and why doesn't it accumulate while you're awake? | 11 | 6510 | November 30, 2011 | |
| Biology behind sleepiness and eye behavior | 3 | 1002 | March 1, 2013 |