I will give you BRAINLIEST what happens if you don't sleep good at night

You will lose weight and your immune system going be weak under your eyes going be black and your going have pale skin high blood pressure,  heart attack, stroke.  

And heres why we dream

help you store important memories and things you've learned, get rid of unimportant memories, and sort through complicated thoughts and feelings.

boundary is what it refers to hope this

explanation:

dont kniw hope this hepl you