The Link Between Sleep and LifeSpan Is Just a Bundle of Correlations

The link between sleep and life span is just like the link between obesity and life span, rit at the low end it's high. It could be you have cancer, you're sleeping a lot because your body is shutting down,. There's all kinds of health conditions that would make you sleep a really long time and also end up killing you. And we can't really say that the sleep is causing tlucking anything y.