Although blind people cannot see, they often still possess the brain regions that enable vision. Does this mean that blind people can dream in visual images? In some cases, they can. A 2014 study ...

and some without—that play out in people’s minds as they sleep. Most dreams consist of a series of images, sensations, and emotions, and range from pleasant and exciting to boring or even ...

You may have heard of lucid dreaming, the type of dream ... able to demonstrate objectively that when people say that they're doing something in that dream that they actually are.