answersLogoWhite

0


Best Answer

When you are going to sleep because it works on you going to sleep first then when that's done it repairs every part of your body while you dream.

It also has to keep your breathing going while you are sleeping

User Avatar

Wiki User

12y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: When does the brain work the hardest?
Write your answer...
Submit
Still have questions?
magnify glass
imp