We know essentially how dreams work. There are four stages of sleeping. The first two are called D-sleep, and are essential physiological rest. In these stages you process thoughts, emotions, and memories from the day. The next two sleep stages are called S-sleep, and are essential physical rest and recuperation from the days physical activity. Dreams can occur in both D-sleep and S-sleep, …show more content…
With this theory, we can see that when you’re dreaming your brain stem(which controls emotions, memory, and desire, is active. But, your “reasoning” brain, which handles logic, judgement, and reality, is inactive. The hippocampus, the part of the brain that is associated with memories, replays the memories you made throughout the day. The hippocampus tries to connect memories together to make some sort of a plot for your dreams. The only times that the hippocampus is doing this for your dreams is when you aren’t in REM sleep. When you’re in REM sleep, the hippocampus shuts off, and your dreams tend to not make much sense. These dreams are still memories, but they just aren’t put together into a storyline that makes