Sleep and its disorders. Continued

Category: World out-of-fashion | 17 июля 2015, 11:41

According to Lavi, if we remembered even a small fragment of our dreams, we would be surprised that all of them are built from everyday events, and that in our dreams, we can find solutions to our problems.

Disorders and sleep disorders disturb us and make us think of scientists, but understanding what constitutes normal sleep remains a mystery. Normal sleep cycle consists of 4 stages and electroencephalogram measured by the brain of the sleeper. When we are awake, the brain waves are very frequent, 15 waves emitted by the brain per second. The first stage is a snooze and "sleep", comes immediately to stage of sleep number 2. Brain waves slow down to 8 per second on the first stage and up to 5-7 for the second. On the 3rd and 4th stages of the waves are large and slow and this is what the stage of deep sleep is the phase of slow waves or Delta waves. People on the 3rd and 4th stages of the difficult to Wake, at this point of the sleep cycle, the body releases large amounts of growth hormone. Therefore, stage 3 and 4 – "recovery" when the body restores itself after a busy day. All these 4 stages are not phases of REM sleep. During sleep there are other psychological changes. Body muscles relax, breathing and heartbeat decrease and normalize. Muscle, rapidly rotating eyeballs while awake are more static position.

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Many experts agree that most of the problems of sleep disorders are psychological in nature. A way of combating such disorders is always the same – a change of scenery and for a time shut out from all stimuli that cause this condition. For example, such reasons include endless renovation of the house or the neighbors, which takes all the mental strength and, as a result, does not sleep. In this you can just look at the site http://www.dobovo.com/ru/винница-квартиры-посуточно.html (http://www.dobovo.com/ru/винница-квартиры-посуточно.html) and rent a cozy apartment somewhere on the edge of town, where you will finally be able to sleep at your pleasure.

REM sleep – independent stage and follow stage number 4. These stages, according to Ebrahim, excellent from each other as from the waking state. They are distinguished not only dreaming. It is clear that the phase of sleep, open Kleymanom is the fastest of all. Brain waves during REM sleep are short and quick, but relaxed the first stage of sleep. Breathing and heart rate fluctuate, as if the sleeper is experiencing strong emotions. The muscles of the body relax during the 4 stages are paralyzed in REM sleep. Most of us don't notice it, but if people Wake up in this sleep stage, he will be "chained" to the bed and unable to move or say anything. The mechanism responsible for nerve signals to the muscles, it turns off, thus it keeps a person in a paralyzed state for a few minutes even after waking up.

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According to Dr. Chapman, parasomnias can occur in any phase. A Prime example is sleepwalking and night terrors, horrible nightmares – causes wild protective behavior. They usually occur on the 3rd and 4th stages of sleep. The man partly out of deep sleep, so he has enough mobility to move around and make noise. And sometimes to perform more complex operations: start the car, get dressed, eat.

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"We had a patient who ate a lot at night, says Dr. Chapman. he didn't sleep really, so at any moment can Wake up to eat. He complained that every night he was haunted by uncontrollable hunger. He was not fat, on the contrary thin. But in the dream he was starving. When he came to the lab, he brought with him food because was afraid what might happen if he wakes and does not eat. Similar cases – the thin line between sleep disorders and eating disorders (eating disorder), so this is hard


http://www.of-md.com/sleep-rst/)