There are plenty of times when we awake from a dream and think to ourselves, “why did I just dream that?!” Sometimes these dreams are so vivid and feel so real, we even awake thinking we had actually experienced it or maybe it was a terrible nightmare, whatever it may have been, we can’t help to wonder why it was dreamt. So what exactly are dreams? The definition of a dream is, images, thoughts, sounds and voices and subjected sensation experienced while sleeping, but does it go deeper than that? There are many scientists who believe dreaming serves a far greater purpose than just a weird scenario in your head while you sleep. There are other scientist who are led to believe there is no purpose in dreaming, but is simply a primary occurrence