For most individuals, dreaming is only a "mental" activity: dreams occur within the mind whereas the body is at rest. however those that suffer from paradoxical sleep behavior disorder (RBD) act out their dreams. They physically move limbs or perhaps arise and have interaction in activities related to waking. Some have interaction in utterance, shouting, screaming, hittting or punching. Some even fly out of bed whereas sleeping! RBD is sometimes detected once it causes danger to the sleeping person, their bed partner, or others they encounter. generally sick effects like injury to self or bed partner sustained whereas asleep trigger a identification of RBD. the great news is that RBD will sometimes be treated with success. What we tend to decision "sleep" involves transitions between 3 completely different states: wakefulness, fast eye movement (REM) sleep, that is related to dreaming, and non fast eye movement (N-REM) sleep. There ar a spread of characteristics that outline every state, however to grasp paradoxical sleep behavior disorder it's necessary to understand that it happens throughout paradoxical sleep. throughout this state, the electrical activity of the brain, as recorded by Associate in Nursing graph, appearance almost like the electrical activity that happens throughout waking. though neurons within the brain throughout paradoxical sleep ar functioning very much like they are doing throughout waking, paradoxical sleep is additionally characterised by temporary muscle palsy. In some sleep disorders like hypersomnia and parasomnias, like paradoxical sleep behavior disorder, the distinctions between these completely different states breaks down; characteristics of 1 state carry over or "invade" the others. Sleep researchers believe that medicine "barriers" that separate the states do not operate properly, tho' the explanation for such occurrences isn't entirely understood. Thus, for many individuals, even once they ar having vivid dreams during which they imagine they're active, their bodies ar still. But, persons with RBD lack this muscle palsy, which allows them to act out dramatic and/or violent dreams throughout the REM stage of sleep. generally they start by talking, spasm and jerking throughout dreaming for years before they totally act out their REM dreams.