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People who have "near-death experiences," such as flashing lights, feelings of peace and joy and divine encounters before they pull back from the brink may simply have raised levels of carbon dioxide (CO2) in the blood, a study suggests.
The Sydney Morning Herald
Study explains near-death experiences
April 8, 2010 - 11:29AM
People who have "near-death experiences," such as flashing lights, feelings of peace and joy and divine encounters before they pull back from the brink may simply have raised levels of carbon dioxide (CO2) in the blood, a study suggests.
Near-death experiences (NDEs) are reported by between 11 and 23 per cent of survivors of heart attacks, according to previous research.
But what causes NDEs is strongly debated. Some pin the mechanisms on physical or psychological reasons, while others see a transcendental force.
Researchers in Slovenia, reporting on Thursday in a peer-reviewed journal, Critical Care, investigated 52 consecutive cases of heart attacks in three large hospitals.
The patients' average age was 53 years. Forty-two of them were men.
Eleven patients had NDEs, but there was no common link between these cases in terms of age, sex, level of education, religious belief, fear of death, time to recovery or the drugs that were administered to resuscitate them.
Instead, a common association was high levels of CO2 in the blood and, to a lesser degree, of potassium.
Further work is needed to confirm the findings among a larger sample of patients, say the authors, led by Zalika Klemenc-Ketis of the University of Maribor.
Having an NDE can be a life-changing experience, so understanding its causes is important for heart-attack survivors, they say.
AFP
Originally posted by Magnivea
I though it was pretty much agreed on that the "NDEs" were caused by a flood of '___' into the blood?
I could be wrong but that was the impression I got reading '___': The Spirit Molecule.
Dimethyltryptamine or N,N-Dimethyltryptamine ('___') is a naturally-occurring tryptamine and psychedelic drug, found not only in many plants, but also in trace amounts in the human body where its natural function is undetermined. Structurally, it is analogous to the neurotransmitter serotonin (5-HT) and other psychedelic tryptamines such as 5-MeO-'___', bufotenin (5-OH-'___'), and psilocin (4-HO-'___'). '___' is created in small amounts by the human body during normal metabolism[1] by the enzyme tryptamine-N-methyltransferase. Many cultures, indigenous and modern, ingest '___' as a psychedelic in extracted or synthesized forms.[2] '___' is a clear to white, crystalline solid. However, '___' found on the illicit market is commonly impure and may appear yellow, orange, or salmon in color unless special care has been taken to remove these impurities. Such impurities result from degradation or originate from plant matter from which the '___' may have been extracted. A laboratory synthesis of '___' was first reported in 1931, and it was later found in many plants.[3]
en.wikipedia.org...
Originally posted by Dock9
When she was well enough to receive visitors, she told family members that during her NDE, she'd been greeted by deceased family members, including an aunt whom she identified
Family members were astonished, because the aunt in question had died unexpectedly shortly before and they'd kept this information from the invalid
Yet the near-death experiencer -- without knowing the aunt had died --- had nevertheless seen that aunt amongst the deceased family members with whom she'd spent time, during her NDE
Can't see how that supports the CO2 theory
Originally posted by mckyle
Hey Bud
What it fails to address are the incidents where patients have been clinically dead (for up to an hour under controlled procedural conditions) and then can relay conversations between medical staff, and even describe unique instruments being used.
I suspect there is something more to it.
Originally posted by mckyle
Hey Bud
What it fails to address are the incidents where patients have been clinically dead (for up to an hour under controlled procedural conditions) and then can relay conversations between medical staff, and even describe unique instruments being used.
I suspect there is something more to it.
[edit on 8-4-2010 by mckyle]
Originally posted by mckyle
Hey Bud
What it fails to address are the incidents where patients have been clinically dead (for up to an hour under controlled procedural conditions) and then can relay conversations between medical staff, and even describe unique instruments being used.
I suspect there is something more to it.
[edit on 8-4-2010 by mckyle]