Marijuana Kills Brain Cells?

sirkyuubi

Member
Hello. I just recently thought of an old discussion I had with my mom 15 - 20 years ago. She seemed to be, and still continues to believe that smoking marijuana destroys the pleasure centers of your brain. Does anyone know whether this is true or not. Can someone link a study on this matter? Please help.
 

doc111

Well-Known Member
Hello. I just recently thought of an old discussion I had with my mom 15 - 20 years ago. She seemed to be, and still continues to believe that smoking marijuana destroys the pleasure centers of your brain. Does anyone know whether this is true or not. Can someone link a study on this matter? Please help.
Life kills brain cells. Don't worry about it. You should have plenty to spare. If you are concerned I'm willing to help you out. Just send me the remainder of your stash..........problem solved.:weed:
 

Danthebull

Well-Known Member
Life kills brain cells. Don't worry about it. You should have plenty to spare. If you are concerned I'm willing to help you out. Just send me the remainder of your stash..........problem solved.:weed:
lol. Now that's funny man. + rep doc111

Dan
 

Banditt

Well-Known Member
I been pretty much a daily smoker for at least the last 15 years...My pleasure centers seems to be functioning just fine :)
 

The*Mad*Hatter

Well-Known Member
Most cerently 100% does NOT destroy yhe pleasure center of ur brain, the only thing MJ destroys is ur criminal record (if u get caught) that's it, ur mother was raised around propaganda sourrounding MJ and the hyph that marijuana caused someone to turn into a criminal and makes that person cause hanus crimes against society...this couldn't be farther from the truth.....SLAP U MOM FOR US ALL, she is feeding u the same information all our moms feed us when we were young, the same information the goverment feed our parents when they was growing up...don't fule the dieing fire that MJ is bad...were juat starting to make good progress with legalizing this beautiful plant........
 

tinyTURTLE

Well-Known Member
weed doesnt kill any part of your brain. it kills less bain cells than holding your breath.
there is a fatty coating on the neurons called myelin. THC soaks into the myelin making it cloudy.
after a period of abstainance, the THC goes away and the cell is left as it was.
tell you rmom to read something besides propaganda.

and if smoking weed was something we're not supopsed to do as humans, how come we have canibanoid receptors in our
fat, grey brains?
 

johnathandoe

Active Member
i watched a 1 hour seg on CNN called " Professional Women and MJ" docs, lawyers, court officials, military, all kind of "important" or "proper" jobs tht class norm frowns on MJ. They had docs on there talking about how MJ has little to no side effects on the body or brain other than the apperent relaxed state when consumed. They said tht alcohol and sleepind meds and anxioty meds have FAR WORSE side effect tht are permanent. Also siad as far as it being a " gateway" to other drugs.... tht person was already supceptable to going tht rout ne way cause of a genetic addictive forming personality
 

johnathandoe

Active Member
you are going to be naturally slow when stoned...... most opinions are based on a person who just smoked, i loose my train of thought very easy when stoned, but after its gone you dont stay fuzzed.... you go back to normaly, and w/out a headache
 

Hobbes

Well-Known Member
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THC kills brain cancer cells through a process called autophagy, while leaving healthy brain cells intact. I haven't found if THC causes autophagy in healthy brain cells if there are no cancer cells present. I will post if I find a scientific study.

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Explaining that the introduction of THC into the brain triggers a cellular self-digestion process known as "autophagy," study co-author Guillermo Velasco said his team has isolated the specific pathway by which this process unfolds, and noted that it appears "to kill cancer cells, while it does not affect normal cells."

http://abcnews.go.com/Health/Healthday/story?id=7235037&page=1

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Myth: Marijuana Kills Brain Cells. Used over time, marijuana permanently alters brain structure and function, causing memory loss, cognitive impairment, personality deterioration, and reduced productivity.

Fact: None of the medical tests currently used to detect brain damage in humans have found harm from marijuana, even from long term high-dose use. An early study reported brain damage in rhesus monkeys after six months exposure to high concentrations of marijuana smoke. In a recent, more carefully conducted study, researchers found no evidence of brain abnormality in monkeys that were forced to inhale the equivalent of four to five marijuana cigarettes every day for a year. The claim that marijuana kills brain cells is based on a speculative report dating back a quarter of a century that has never been supported by any scientific study.

  • Heath, R.G., et al. “Cannabis Sativa: Effects on Brain Function and Ultrastructure in Rhesus Monkeys.” Biological Psychiatry 15 (1980): 657-690.

  • Ali, S.F., et al. “Chronic Marijuana Smoke Exposure in the Rhesus Monkey IV: Neurochemical Effects and Comparison to Acute and Chronic Exposure to Delta-9-Tetrahydrocannabinol (THC) in Rats.” Pharmacology Biochemistry and Behavior 40 (1991): 677-82.
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Myth: Marijuana Impairs Memory and Cognition. Under the influence of marijuana, people are unable to think rationally and intelligently. Chronic marijuana use causes permanent mental impairment.


Fact: Marijuana produces immediate, temporary changes in thoughts, perceptions, and information processing. The cognitive process most clearly affected by marijuana is short-term memory. In laboratory studies, subjects under the influence of marijuana have no trouble remembering things they learned previously. However, they display diminished capacity to learn and recall new information. This diminishment only lasts for the duration of the intoxication. There is no convincing evidence that heavy long-term marijuana use permanently impairs memory or other cognitive functions.

  • Wetzel, C.D. et al., “Remote Memory During Marijuana Intoxication,” Psychopharmacology 76 (1982): 278-81.

  • Deadwyler, S.A. et al., “The Effects of Delta-9-THC on Mechanisms of Learning and Memory.” Neurobiology of Drug Abuse: Learning and Memory. Ed. L. Erinoff. Rockville, MD: National Institute on Drug Abuse 1990. 79-83.

  • Block, R.I. et al., “Acute Effects of Marijuana on Cognition: Relationships to Chronic Effects and Smoking Techniques.” Pharmacology Biochemistry and Behavior 43 (1992): 907-917.

http://www.drugpolicy.org/marijuana/factsmyths/

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I don't know how to embed this, I'll edit when I find out. Worth a watch. The most reassuring 24 seconds of your life. I wonder how many heads had a trace of brain cancer in early stages, and self medicated the cure without realizing they were even sick. Or had the cure in their hands.

There doesn't seem to be a strong correlation between smoking/eating marijuana and the reduction in cancer tumors in the US. The sample size could be too small, the size of the tumor once detected may be too large to kill by cannaboids that can be ingested - a direct injection may be required to get sufficient THC to the tumor.

http://www.youtube.com/watch?v=3OqSRfzqwWA

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bongsmilie
 
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