You're Ravenous

 

变得贪吃

 

If you find yourself hungry all day （and not because you skipped breakfast or have recently amped up your gym routine）it might be because you've been skimping on sleep.

 

Research presented at the 2010 meeting of theSociety for the Study of Ingestive Behavior linked little shut eye with higher levels of the hormone ghrelin, the same one that triggers hunger, Huff Post reported.

 

You Can't Shake That Cold

 

If you keep coming down with the sniffles -- orcan't seem to kick that never-ending case -- you might want to assess your sleep schedule. A 2009 study found that people who sleep fewer than seven hours each night have almost three times the risk of catching a cold than people whoslept for at least eight hours, the LA Times reported.