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At the time of this experience we would usually difficult to move and then there was a little cold from toe spread throughout the body. To be able to wake up, the only way is to move the tip of the feet, hands or head end at full speed until the entire body can be moved back, usually accompanied by the emergence of the shadow of darkness. This is assumed to "cramp" the spirits most people.
Sleep Paralysis
According to medical circumstances when people will be sleeping or waking up feeling shortness of breath such as strangulation, chest tightness, difficulty moving and hard body called sleep paralysis aka screaming sleep paralysis (because the body can not move and seemed paralyzed). Almost everyone has experienced it. At least once or twice in his life. Sleep paralysis can happen to anyone, male or female.And the average age of the first time this sleep disorder is 14-17 years. Sleep paralysis aka squeezing can indeed take place in a matter of seconds to pull menit.Yang, squeezing occurs when we often experience hallucinations, such as seeing a black shadow figure or around the bed. Not surprisingly, this phenomenon is also often associated with the occult. In the Western world, a phenomenon often referred squeezing nightmare Inkubus or old hag by shadow form that appears. There is also a secret agent who thought he saw a foreign or alien. While in some medieval paintings, squeezing illustrated by figure demon occupying the chest of a woman to her fears and difficulty breathing.Sleep DeprivationAccording to Al Cheyne, researchers from the University of Waterloo, Canada, sleep paralysis, is a kind of hallucination due to malfunctions in the stage of sleep rapid eye movement (REM). As a science, based on brain waves, sleep is divided into 4 stages. Stage it is the lightest stage of sleep (we are still semi-conscious), a deeper stage of sleep, the deepest sleep and REM stages.At this stage the dream happen. When the condition of the body is too tired or lack of sleep, the brain waves are not supposed to follow the stages of sleep. So, from the waking state (while he was sleeping) to the lightest stage of sleep, and then immediately jump into a dream (REM). When the brain is suddenly awakened from REM stage but the body is not, this is where sleep paralysis occurs. We are very aware of, but the body could not move. Plus the hallucinations appeared another figure that is actually a characteristic of the dream.In addition, sleep paralysis can also be caused by something that can not be controlled. Consequently, there is stress and carried over into the dream. The work environment also affected. For example, you are working in shifts so that lack of sleep or have irregular sleep patterns.
