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Tuesday, February 25, 2020

What Happens After We Die? - ScienceNerds


What Happens After We Die? - For many it's not a topic we often want to talk about and looking deeper into the nuts and bolts of passing on is a difficult task yet it is a fact of life an inescapable inevitability and it has been a go-to subject for artists writers and musicians from all around the world for centuries.

                                What Happens After We Die - ScienceNerds

 Death is arguable, the greatest most mysterious and most unsettling of great unknowns but is there anything about the physical mental and spiritual aspects of dying that can make understanding, it just a little bit easier this is unveiled and today we're answering the extraordinary question - what happens after we die, are you a fiend for facts are you constantly curious?

 what literally happens to our bodies after we passed on well most of the key processes began almost immediately after our heart stopped beating and our brains cease to function pallor Mortis refers to how our bodies start to become pale within 15 minutes or so after death Algor mortis is are duction in temperature which typically starts to set in within the hour livor mortis is when the blood left in our bodies moves down to the lowest possible point thanks to gravity leaving discolouration wherever it settles it's usually noticeable within a couple of hours and then there's rigour Mortis which is the stiffening of limbs and perhaps the most well known of all the Mortis terms and so-called signs of death it usually happens within the first 4 to 24 hours and by now the once-living breathing body is definitely a corpse right about now when the body's muscles are tense various enzymes set to work decomposing human tissue and eventually the muscles that were stiff through rigour Mortis relax and here's when the physical site of death takes a fairly from its turn as all muscles are released including those throughout the digestive system, so often are the remaining contents of bowels the body white process is known as putrefaction also ramps up breaking down the physical form on every level organs are liquefied as bacteria and funguses deteriorate the shell down to the skeleton our teeth nails and hair are usually the last things to go but most of all of it happens within about a month for forensic.

 scientists and medical the examiner's it's a vital period of time because if there are any questions on how when or why a person died then exactly what happens to their body post death can provide some answers naturally today's question doesn't only concern physical observable processes there's also the brain to consider and from a more spiritual perspective or consciousness when thinking about specific times of death many consider the moment of brain death to be the key this is when all signs of the brain working disappear & when all electrical activity in the brain ends given our ever-expanding understanding of how the brain works there is some debate on the criteria for brain death but in terms of what happens after we  die the brain ultimately succumbs to the same decomposition as the rest of the body ideas on when we die branch out further still though in part thanks to testimonials from people who have reportedly been brought back from the brink of death undergoing what's commonly known as a near-death experience thanks to dramatization in the media there are certain stereotypes for what an NDE might look like a heavenly light the pearly gates our loved ones all waiting for us on the other side and to some extent these images have been backed up by real-world accounts particularly the white the light aspect of them it's also relatively common for people to recall an out-of-body experience seeing themselves on the hospital operating table for example as well as a strong feeling of peace as though all of their fears and anxieties had been lifted from them scientifically speaking near-death experiences are the tricky concept there's no evidence that they're the result of an actual visit to the afterlife but there are theories that they're brought on by sudden changes in the brain particularly in the temporal lobe and hippocampus or that they're hallucinations triggered by a loss of oxygen there also psychological theories on NDEs including that they happen because we're culturally conditioned to expect them to and that the archetypal tunnel and light vision is in some way linked to the trauma of being born even the most convincing explanations struggle to explain instances when patients can recall seeing hearing or experiencing things that they couldn't possibly have known about though here's where our ideas on consciousness come into play a 20-17 study from the University of Southampton in the UK challenged the previously held the belief that general awareness in the brain ceased approximately 30 seconds after the body stops receiving blood pumped by the heart instead it suggested that there exists a window of up to 3 minutes during the cardiac stage of death when we can still be somewhat aware of our surroundings and perhaps all and E's occur during this time before a patient is brought out of cardiac arrest and back to life more than that though while we mostly know for sure what happens to our bodies after death there is and has been for centuries ongoing debate about whether this really is the end because how about if our consciousness continued to exist after death building on ideas first put forward by Rene Descartesneuro psychiatrist Peter Fenwick offers up the theory that our brains aren't the originators of consciousness but rather a filter through which the universe is perceived similar to how we can only hear certain frequencies and see certain wavelengths for fen wick, there are spiritual connotations here where life after death does in some way exist thanks to a deeper connection between our detached consciousnesses and the universe at large despite even let's research and other similar studies there's no one accepted rule on whether what some call the human spirit and others the soul can survive biological death but the idea that it might is a great source of comfort for many physically speaking we can chart the expected course for our brains and bodies once we passed away metaphysically speaking we are not so sure for some that there's nothing afterlife for others an essence of ourselves does remain it's a point at which scientific theory meets spiritually where that one right answer is always up for debate what do you think is there anything we missed let us know in the comments...

~sciencefreak


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