So, sleep deprivation, and sometimes an insomnia, which is a little bit of a different form, but just getting a lack of sleep, can lead to a number of different decrements. Shelby Harris More Quotes by Shelby Harris More Quotes From Shelby Harris There are other people that think that dreams actually do serve a purpose. But what that purpose is, we're not really sure. So some people believe that it actually does have some psychological representation of what's going on in the day, but there's no need to sit and really analyze it. Shelby Harris dream believe thinking Nightmares are distinctly different from dreams in the way that people feel them and experience them. So a lot of people think that a nightmare is something where something is chasing them and you have to wake up screaming. Yes, that's one of the more common nightmares that we see is the person chasing someone or they're being chased. Shelby Harris dream people thinking Really, a nightmare just really has to evoke some sort of, we call it, dysphoric emotion or something uncomfortable. You could be sad, you could be unhappy; you could be scared, anxious. But traditionally, the definition is you have to awaken from this nightmare. Shelby Harris definitions emotion unhappy So it's like your brain has a large filing cabinet and it's opening up each drawer and it's taking in various images and memories from the day, consolidating what it needs to and puts in whatever file. And then if there's something that doesn't fit in any of the files and doesn't really belong, you'll forget about it. So it's a way of really getting a succinct way of storing things in your brain. Shelby Harris filing-cabinet opening-up memories If you have rare episodes of sleep paralysis, but havent been seen by a sleep specialist, make sure your sleep hygiene is solid, for example, sleep paralysis can be a sign that youre sleep deprived. Shelby Harris health If these things dont help, and youre having episodes that are becoming somewhat more frequent, see a sleep specialist to see if theres any underlying medical disorder that might be causing the sleep paralysis. Shelby Harris health