answersLogoWhite

0

Why do you yawn when you feel sleep?

Updated: 8/19/2019
User Avatar

Wiki User

13y ago

Best Answer

Because your brain needs more oxygen to keep you feeling awake, so it attempts to take in more at a time by yawning.

User Avatar

Wiki User

13y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: Why do you yawn when you feel sleep?
Write your answer...
Submit
Still have questions?
magnify glass
imp