Question

why do we can dream and how

Answer 1

dreams are nothing but imaginary stories made up by our mind ....our mind mostly creat it while we are asleep....dreams can occur anytime during sleep...dreams reflect emotional preoccupations of waking life,work .etc....some people think that brain brings dreams .....

Answer 2

We dream because when we sleep, our sub conscious mind starts working and the conscious mind stops. The sub conscious mind than recalls everything and we can see what we did or something related to it in the form of dreams.