Too much or too little sleep could be making you sick more. Those who reported sleeping less than six hours a night were 27% more likely to report a recent infection, and those who reported more than nine hours sleep were 44% more likely to report one.
scimex.orgSubmitted by MistWeaver80 t3_11hca3o in science
Fabulous-Relative333 t1_jasldcp wrote
But is this causation or correlation? I'm way suspecting the latter.