1, REM sleep is termed 'active' sleep.

2, REM sleep is an essential part of brain function.

3, Their REM sleep time was however reduced.

4, During REM sleep, they argued, the cortex is largely under the control of these random discharges from the hindbrain.

5, Brain activity during REM sleep is significantly different from the brain activity experienced during stages two, three, and four.

6, During REM sleep there is activity similar to what you would see in wakefulness.

7, Objective : To study the REM sleep in depression.

8, Then REM sleep emerges, rapid eye movement sleep.

9, On the other hand, during REM sleep, people are very difficult to touch or sound rapildy.

10, When people awaken during REM sleep they describe bizarre and illegical tale - dream.

11, REM sleep , however,(http:///rem sleep.html) is the proverbial riddle wrapped in a mystery inside an enigma.

12, REM sleep also profoundly affects brain systems that control the body's internal organs.

13, Both the REM sleep and the brain waves happen at the same time.

14, When he watched the rats enter REM sleep, he saw that the same neuron patterns fired that had fired at choice turning points in the maze.

15, For example, high - activity REM sleep could trigger the robot to move as though it was flying.

16, In REM sleep, it becomes more likely that ideas might come together in a solution.

17, During the early phases of the night, alcohol reduces REM sleep.

18, Cocaine use produces insomnia caused by a reduction in deep sleep and REM sleep.

19, Well-established aspects of the early results relate to the behaviour of sleep mechanisms when REM sleep is prevented by repeated wakenings.

20, They found that the effects on sleep were to increase the total amount of REM sleep and Stage 2 sleep.

21, Areas of the visual cortex responsible for recognizing complex visual scenes as well as the anterior cingulate gyrus, which governs attention and motivation, are also active during REM sleep.

22, Instead of sleeping through the night, volunteers now were awakened four times in REM sleep.

23, He believes that narcolepsy is attributable to an inability to suppress REM sleep during waking.

24, They found that some cells in the brain stem produce electrochemical signals only during REM sleep.

25, Conclusion RC/VT can be used as an effective parameter to differentiate NREM and REM sleep.

26, Objective To extract breathing pattern parameters during sleep and get the varying law of NREM and REM sleep stages.

27, Idiopathic RBD is defined as a parasomnia characterised by recurrent dream enactment with loss of the atonia which is normally present during REM sleep.

28, Antti Revonsuo, a Finnish cognitive scientist, has shown that our amygdala (the fight-or-flight piece of the brain) fires more than normal when we're in REM sleep (the time in sleep when we dream).

29, The two researchers called this Rapid Eye Movement or REM sleep.

30, Dr Matthew Walker, who led the study, said: "We know that during REM sleep there is a sharp decrease in norepinephrine, a brain chemical associated with stress.

31, Results This case manifested a serial of paroxysmal increased activities of the limbs and behavioral disturbances during his REM sleep, and parkinsonism features appeared 9 years later.

32, More evidence comes from people with REM sleep behavior disorder, who lack the muscle paralysis, known as atonia, typical of REM sleep.

33, The NREM/REM sleep states are interrupted by brief arousals and transient awakenings.