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sleep |
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sleep (slēp) a period of rest for the body and mind, during which volition and consciousness are in abeyance and bodily functions are partially suspended; also described as a behavioral state, with characteristic immobile posture and diminished but readily reversible sensitivity to external stimuli. NREM sleep non-rapid eye movement sleep; the deep, dreamless period of sleep during which the brain waves are slow and of high voltage, and autonomic activities, such as heart rate and blood pressure, are low and regular. REM sleep the period of sleep during which the brain waves are fast and of low voltage, and autonomic activities, such as heart rate and respiration, are irregular. This type of sleep is associated with dreaming, mild involuntary muscle jerks, and rapid eye movements (REM). It usually occurs three to four times each night at intervals of 80 to 120 minutes, each occurrence lasting from 5 minutes to more than an hour.
sleep, n a period of rest for the body and mind, during which volition and consciousness are in partial or complete abeyance and the bodily functions partially suspended. sleep apnea, n a sleep disorder characterized by periods of an absence of attempts to breathe. The person is momentarily unable to move respiratory muscles or maintain airflow through the nose and oral cavity. sleep, twilight, n (seminarcosis), a state of amnesia and analgesia produced by an injection of scopolamine and morphine. sleep a period of rest during which volition and consciousness are in partial or complete abeyance and the bodily functions partially suspended; a behavioral state marked by characteristic immobile posture and diminished but readily reversible sensitivity to external stimuli. sleep deprivation caused in animals by constant stimulation, e.g. preventing them from lying down, is followed by a compensatory period of prolonged sleep whenever the opportunity arises. sleep disorders see narcolepsy, cataplexy. put to sleep a common euphemism for euthanasia. rapid eye movement sleep that type of sleep characterized by low voltage but fast electroencephalographic activity and little muscular activity except of the ocular muscles. Believed to be the critical or necessary component of sleep. Called also 'sleep of the body' and paradoxical sleep. Called also REM. sleep Sleep disorders Rest resulting from a natural suspension of voluntary bodily functions and consciousness. See Deep sleep, Delta sleep, Good habit, Light sleep, Microsleep, Non-REM sleep, Nocturnal sleep, Normal sleep, REM sleep, Twilight sleep. Cf Bad habit, Poor sleeping hygiene. Patient discussion about sleeping over. Q. How to deal with sleeping problems? I wonder if anyone could help me. Here's the thing: I’ve been in school break for two months now and that means i usually go to bed at about 2 am, and I usually wake up with an alarm clock at 11 for breakfast then lunch immediately after breakfast. My problem is that I have problems sleeping, I usually stay an hour or two in bed trying to get some sleep. A. My Dr. has me on Ambien cr,12.5 MG Tablets, and they work fine for me. I though i would see if they really worked about a month ago and did not take a pill before bed time, and i went right to sleep and slep for about 1 1/2 hrs and was awake the rest of the night, so i never fail to take a tablet every night when i lay down. Ask your dr. about this med. Q. I go to sleep & use to wake up paralyzed in my sleep. I go to sleep & use to wake up paralyzed in my sleep. But not asleep, just laying there, eyes wide open paralyzed. I couldn't breath, I couldn't speak, move anything but my eyes. I could look around but I couldn't even breathe. This has happened a few times in my old house, once in my mother's house (she lived by the side of a graveyard), and then only once in my new house. What is it and what do you think is causing it? A. I had the same problem but never at night...and it only happened during the day when I take nap. I will wake up and I can't move or talk, I can't open my eyes either. I've never been able to snap out of it though, I just have to lay there until I go back to sleep, and usually it doesn't happen when I wake up the next time. Needless to say I try NOT to take naps anymore, because it happens nearly every time. Q. sleeping problems i"m waking up in the middle of the night and can't get back. A. The first steps usually recommended are to improve sleep hygiene: Read more or ask a question about sleeping over• Sleep only as much as you need to feel rested • Keep a regular sleep schedule • Avoid forcing sleep • Exercise regularly for at least 20 minutes, preferably 4 to 5 hours before bedtime • Avoid caffeinated beverages after lunch • Avoid alcohol near bedtime: no "night cap" • Avoid smoking, especially in the evening • Do not go to bed hungry • Adjust bedroom environment • Deal with your worries before bedtime These practices address many of the causes of sleep problems. However, sleep problems may result from many causes, so consulting a doctor may be wise. Take care, How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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