[miguelrochefort]

> sleep above 9 hours is inversely correlated with negative health

So positively correlated with positive health?

[elevaet]

That must have been a typo. From what I have read, sleep for more than 9hr is negatively correlated with good health:

https://www.webmd.com/sleep-disorders/physical-side-effects-...

[paavoova]

Sorry, maybe I meant "linearly", or just "correlated".