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Old 12-30-2011, 02:01 AM  
glamourmodels
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You posit that as though it were scientific fact when it is a theory based on conjecture and nothing more.

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Other possible explanations are a lack of oxygen in the brain, or too much carbon dioxide. But these would not explain why some patients are able to give full and cogent reports of things that went on around them during their NDE. Cardiologist Dr. Michael Sabom has reported one patient who, while having a NDE, watched his doctor perform a blood test that revealed both high oxygen and low carbon dioxide. Comparisons between NDEs and hallucinations produced by an oxygen-starved brain show that the latter are chaotic and much more similar to psychotic hallucinations. Confusion, disorientation, and fear are the typical characteristics, compared with the tranquility, calm, and sense of order of a NDE. There are some features in common: a sense of well-being and power, and themes of death and dying. But people who have experienced both at different times say that there is an unmistakable difference.

Hallucinations, whether deliberately drug-induced, the result of medication, or caused by oxygen deprivation, almost always take place while the subject is awake and conscious, whereas NDEs happen during unconsciousness, sometimes when the subject is so close to death that no record of brain activity is recorded on an electroencephalograph, the machine that monitors brain waves. Also, the medical conditions that take subjects to the brink of death, and to having a NDE, do not necessarily include oxygen-deprivation, or any medication. This is particularly true of accident victims. NDEs appear to occur at the moment when the threat of death occurs, not necessarily at the time, maybe hours later, when death is close enough to be starving the brain of oxygen.
http://www.near-death.com/experiences/articles001.html

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The simplest problem with lack of oxygen as a theory is that there have been many NDEs reported in subjects who could not have had lower than normal oxygen levels. This is particularly true in the case of people who have reported having the experience just before a major accident. In these cases the experience may typically occur just a few instances before they actually have the accident which means that they could not have had a lack of oxygen at the time of the experience as there had not yet been any physical damage.

Another argument against the theory of a lack of oxygen comes from clinical medical practice. In hospitals it is very common to see patients suffering with the effects of reduced oxygen levels. This may occur due to many illnesses such as severe asthma or heart failure. In such cases when the levels of oxygen become reduced a clinical state known as an 'acute confusional state' develops which is very different to the 'near death experience'. In this condition individuals have 'clouding of consciousness' with highly confused and fragmented thought processes with little or no memory recall. Such experiences are not universal and tend to be different from individual to individual. If NDEs occurred as a result of a lack of oxygen to the brain then one would expect the hospital patients who suffer with a lack of oxygen either acutely or chronically to describe seeing some of the features of a NDE. However in clinical practice patients' with a lack of oxygen do not report seeing a light, a tunnel or describe the typical features of a NDE.
http://www.horizonresearch.org/main_page.php?cat_id=192

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Originally Posted by The Heron View Post
I gave up watching the first one, the cards were hard to read and it was pretty boring. Seeing a light is caused by lack of oxygen to the brain, not real soothing if you ask me when I see the light I'm gonna be pissed the nurses aren't working harder!
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