to the waking state Sleep‚ meditation‚ hypnotion and distorted perception that accompany consciousness-altering are considered altered states of consciousness Sleep and Dreams Biological and Circadian Rhythms Alternating periods of wakefulness and sleep reflect and internal circadian rhythm Circadian Rhythm is a cycle connected by a 24 hour period of earth rotation When people are removed from cues for day and night the cycle extends to 25 hours During a night of sleep we undergo a series
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Sleep and its importance Introduction Sleep is important to our body as food and water‚ though most of us don’t consider it to be essential. Sleep is a necessity and not a luxury. The psychological state called fatigue can occur as often as we suffer from insufficient sleep. Phase of sleep The Non-Rapid Eye movement (non-Rem) and Rapid Eye movement. The Non-Rem: this has four stages 1. TRANSITION TO SLEEP lasts about five minutes: eyes move slowly‚ under the you are easily awakened.
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Sleep Deprivation BY: A.J. FORD What is Sleep Deprivation? A sleep disorder characterized by having too little sleep‚ can be chronic or acute. Long – term sleep deprivation (lasts four days or longer) is quite uncomfortable. Effects: -Health ; in form of physical & mental impairment‚ impairs our ability to think‚ handle stress‚ maintain a healthy immune system and moderate emotions. •Depression •Heart Disease •Hypertension •Irritability •Slower reaction times •Slurred speech •Tremors •Weight Change
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Importance of Sleep The Importance of Sleep Sleep is imperative. Without it you wouldn’t be able to function. Research shows that people who get a full nights rest are able to learn more efficiently. It also shows that if you get enough sleep that you are better at managing stress and making decisions. Basically‚ you are more likely to be able to accomplish the things that you want if you get a good night’s rest. A lot of people think that all sleep is the same but
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This condition is called sleep paralysis. Sleep paralysis may leave you feeling frightened‚ especially if you also see or hear things that aren’t really there. Sleep paralysis may happen only once‚ or you may have it frequently -- even several times a night. The good news: sleep paralysis is not considered a dangerous health problem. Read on to find out more about sleep paralysis‚ its possible causes‚ and its treatment.Sleep researchers conclude that‚ in most cases‚ sleep paralysis is simply a sign
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bereaved. First and foremost of all the nice features of nature and delight. Happiness coming upon man when anxiety and passion of the day is over. " Tristram Shandy Introduction The sleep state is defined as a reversible behavior accompanied by a perception disconnection state (Patrick Ealy. - 2009). In brief‚ sleep and rest is a common activity in humans. It is striking how even an individual´s typically rigid behavior changes to get out of quiet desperation and entering into dreams as a colorful
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Eagle eye From Wikipedia‚ the free encyclopedia For other uses‚ see Eagle Eye (disambiguation). Eye of a Golden Eagle The eagle eye is among the strongest in the animal kingdom‚ with an eyesight estimated at 4 to 8 times stronger than that of the average human.[1] An eagle is said to be able to spot a rabbit 2 miles (3.2 km) away.[1] Although an eagle may only weigh 10 pounds (4.5 kg)‚ its eyes are roughly the same size as those of a human.[1] As the eagle descends from the sky to attack
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knowledge on sleep but are still looking for better treatments * How can we sleep in different habitats? Underground‚ deep sea‚ and space * Recently discovered: people in a study on space sleeping found that the individuals went lethargic and had depression issues‚ didn’t move much and avoided crucial exercise (important because we don’t want to send depressed people on long voyages) * Origin of the word sleep: somnus (roman god of sleep) and hypnos (greek god of sleep)= part of the
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Stages of Sleep Describe the stages of sleep. In which stage do we dream? What are the five common beliefs about dreaming? What are the two common theories about dreams? Which of the two theories do you agree with? There are four stages of sleep; Stage One is when we first fall asleep; it is often only a light sleep and is referred to as the time between wakefulness and sleep. During stage one the brain emits high frequency theta waves which are slow brain waves. The duration of stage one is approximately
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a sleep an dreams: concious while asleep I. introduction- sleep is not a single state; instead‚ its a complex combinatination of states‚ some involving conscious awareness. II. stages of sleep- several states of conscious awareness are part of the sleep process. A. walking conscious to semi-wakeful state B.four stages of deeper sleep. C.Dream Sleep III. Hypnagogic state- we do not always go directly from wakefulness to sleep. A. we day dream. B.pass to hypnagogic state.
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