Comment by koziserek Comment by koziserek 4 days ago 1 reply Copy Link View on Hacker News your body doesn't regulate its functions based on diminishing o2 levels, but raising co2 levels
Copy Link card_zero 4 days ago Collapse Comment - That was tested too, according to the Wikipedia page about yawns. Still no. Reply View | 0 replies
That was tested too, according to the Wikipedia page about yawns. Still no.