Case Study - Frequent Chokes in MMA May Lead to Chronic Brain Injury

DatSamboKid

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https://combatsportslaw.com/2019/01...DIQqSEiZxbLfTQSxBI0atqmWuEEfL78D1VE5l1g3Kq57c

What is perhaps little discussed is the role of asphyxia in the contribution towards long-term
behavior and memory changes in the MMA athlete over time. As mentioned, a neck choke is identified
as the cause of match stoppage when a competitor submits or the referee stops the match, as the
afflicted competitor appears to be syncopal or asphyxiating….In the course of an MMA athlete’s career, it is certain that they
would receive such transient asphyxiation episodes multiple times from participation in matches,
or even during training, given the fact that the neck choke is a commonly accepted move of offence.
Neurological injury due to compression of the neck could potentially occur. In studies pertaining to
suicidal hanging, a force of 2 kg was found to be sufficient to compress the jugular veins to the point of
causing cerebral edema, followed by the carotid arteries with 5 kg of force, which might cause hypoxic
brain injury. Compression of the airways needs a greater force of about 15 kg, which leads to severe
hypoxia and death [28]. Doppler sonography reveals that it is possible to completely stop the blood
flow of the carotid and vertebral arteries in a neck choke hold, which is characterized by pressure
on lateral parts of the neck [29]. The issue of hypoxic ischemic brain injury (HI-BI) may develop in

the long term in MMA athletes as they are subjected to frequent repeated transient asphyxiation and
strangulation, leading to intermittent hypoxic events to the brain. Common mechanisms involved in
the development of HI-BI include cardiopulmonary arrest, respiratory failure, and carbon monoxide
poisoning. It is also known that about 30%–60% of patients who develop HI-BI as a result of cardiac
arrest will develop persistent cognitive, behavioral, and neurological problems [30]. Impairment in
attention, particularly vigilance and processing speed, together with memory problems have been
observed in survivors with HI-BI. In addition, there are also reports of visual spatial dysfunction,
apraxia, agnosia, and affective and personality changes in patients who had HI-BI [30]. In our patient,
we performed repeated neuropsychological testing, which revealed decreased performance of his
attention span and memory over time. There is a possibility that the patient could also have suffered
some degree of HI-BI in addition to CTE, which reduced his overall cognitive abilities.
 
Wow, I had no idea cutting off oxygen to the brain could lead to prolonged brain injury..........
 
Weird bjj guys do that shit forever. Idk I just don’t see it imo, are swimmers and free divers brain damaged ? And they hold their breath way more than bjj practice or competition
 
This just in, mma is not conducive too good health.
 
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People tap in training. This is more a problem for porn stars than it is fighters.
 
How about the more frequent chokes used for the jiu jitsu practicioners?

Does someone who recieves chokes more often gain resistance to some of these effects through conditioning?
 
Hey man, Joe Rogan says it's safe. It must be safe.
 
Seems more of an BJJ issue than MMA.
 
Wow, I had no idea cutting off oxygen to the brain could lead to prolonged brain injury..........

lol. i always felt like there had to be some type of damage done, even though everyone within mma seemed to say there were no long-term affects.
 
Wow, I had no idea cutting off oxygen to the brain could lead to prolonged brain injury..........
No shit smart guy, but the questions are, what effects will be encountered? To what degree do these chokes have an effect? How often can this happen until you run the risk of encountering said problems? So on and so forth.
 
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When I was younger (and dumber)

Me and a few friends used to choke ourselves out to sleep during frat party's.
(which is stupid, and a little bit gay come to think of it)
((Until someone sharded is pants, that was over after this))
 
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People tap before it happens

Non issue

Just look at how fast Conor taps to chokes
<seedat>

Connie always ahead of the game
 
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When I was younger (and dumber)

Me and a few friends used to choke ourselves out to sleep during frat party's.
(which is stupid, and a little bit gay come to think of it)
((Until someone's sharded is pants, that was over after this))

Sounds pretty gay but hilarious story lmao
 
At least I now have an excuse for my stupidity and shit memory.

I’ve been put to sleep a bunch of times and have been borderline unconscious many times as well.
 
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