Is marijuana bad for your brain? - Anees Bahji

9,492,759 views ใƒป 2019-12-02

TED-Ed


์•„๋ž˜ ์˜๋ฌธ์ž๋ง‰์„ ๋”๋ธ”ํด๋ฆญํ•˜์‹œ๋ฉด ์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค.

๋ฒˆ์—ญ: ๊ฒ€ํ† : DK Kim
00:06
In 1970,
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1970๋…„์— ๋งˆ๋ฆฌํ™”๋‚˜๋Š”
00:07
marijuana was classified as a schedule 1 drug in the United States:
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๋ฏธ๊ตญ์—์„œ 1์ข… ์•ฝ๋ฌผ๋กœ ์ง€์ •๋˜์—ˆ์Šต๋‹ˆ๋‹ค.
00:13
the strictest designation possible,
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์ด๋Š” ๊ฐ€์žฅ ๊ฐ•๋ ฅํ•œ ๋“ฑ๊ธ‰์ด๋ฉฐ,
00:15
meaning it was completely illegal and had no recognized medical uses.
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์™„์ „ํžˆ ๋ถˆ๋ฒ•์ด๊ณ  ์˜ํ•™์  ํšจ์šฉ์ด ์ „ํ˜€ ์—†๋‹ค๋Š” ์˜๋ฏธ์ž…๋‹ˆ๋‹ค.
00:20
For decades, this view persisted
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์ˆ˜์‹ญ ๋…„ ๋™์•ˆ, ์ด๋Ÿฐ ์ƒ๊ฐ์€ ๋ณ€ํ•จ์—†์—ˆ๊ณ 
00:23
and set back research on the drug's mechanisms and effects.
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์•ฝ์˜ ์ž‘์šฉ๊ณผ ํšจ๊ณผ์— ๊ด€ํ•œ ์—ฐ๊ตฌ๋ฅผ ๋ง‰์•˜์Šต๋‹ˆ๋‹ค.
00:28
Today, marijuanaโ€™s therapeutic benefits are widely acknowledged,
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ํ˜„๋Œ€์— ๋“ค์–ด์„œ ๋งˆ๋ฆฌํ™”๋‚˜์˜ ์˜๋ฃŒ์  ํšจ์šฉ์„ฑ์€ ๋„๋ฆฌ ์ธ์ •๋ฐ›์Šต๋‹ˆ๋‹ค.
00:33
and some nations have legalized medical use
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๋ช‡๋ช‡ ๊ตญ๊ฐ€์—์„œ๋Š” ๋งˆ๋ฆฌํ™”๋‚˜์˜ ์˜๋ฃŒ์  ์‚ฌ์šฉ์„ ํ•ฉ๋ฒ•ํ™”ํ•˜๊ฑฐ๋‚˜
00:36
or are moving in that direction.
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์ถ”์ง„ํ•˜๋Š” ์ค‘์ž…๋‹ˆ๋‹ค.
00:38
But a growing recognition for marijuanaโ€™s medical value
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ํ•˜์ง€๋งŒ ๋งˆ๋ฆฌํ™”๋‚˜์˜ ์˜๋ฃŒ์  ๊ฐ€์น˜๊ฐ€ ๋” ๋†’์•„์กŒ์Œ์—๋„
00:42
doesnโ€™t answer the question:
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ํ’€๋ฆฌ์ง€ ์•Š์€ ์˜๋ฌธ์ ์ด ์žˆ์Šต๋‹ˆ๋‹ค.
00:44
is recreational marijuana use bad for your brain?
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๋งˆ๋ฆฌํ™”๋‚˜๋ฅผ ์ผ์ƒ์ ์œผ๋กœ ์‚ฌ์šฉํ•˜๋Š” ๊ฒƒ์€ ๋‡Œ์— ์•…์˜ํ–ฅ์„ ๋ฏธ์น ๊นŒ์š”?
00:49
Marijuana acts on the bodyโ€™s cannabinoid system,
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๋งˆ๋ฆฌํ™”๋‚˜๋Š” ์‹ ์ฒด์˜ ์นธ๋‚˜๋น„๋…ธ์ด๋“œ ์ฒด๊ณ„์— ์ž‘์šฉํ•ฉ๋‹ˆ๋‹ค.
00:52
which has receptors all over the brain and body.
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๋‡Œ์™€ ์‹ ์ฒด ์ „๋ฐ˜์— ์ˆ˜์šฉ์ฒด๊ฐ€ ์žˆ๋Š” ์ฒด๊ณ„์ž…๋‹ˆ๋‹ค.
00:56
Molecules native to the body, called endocannabinoids,
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์ฒด๋‚ด ์นธ๋‚˜๋น„๋…ธ์ด๋“œ๋Š” ์‹ ์ฒด์—์„œ ์ž์—ฐ์ ์œผ๋กœ ์ƒ์„ฑ๋˜๋Š” ๋ถ„์ž์ธ๋ฐ,
01:01
also act on these receptors.
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์ด๊ฒƒ ๋˜ํ•œ ์ด ์ˆ˜์šฉ์ฒด์— ์ž‘์šฉํ•ฉ๋‹ˆ๋‹ค.
01:03
We donโ€™t totally understand the cannabinoid system,
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์นธ๋‚˜๋น„๋…ธ์ด๋“œ ์ฒด๊ณ„์— ๋Œ€ํ•œ ์ •๋ณด๊ฐ€ ์™„์ „ํžˆ ๋ฐํ˜€์ง€์ง€๋Š” ์•Š์•˜์ง€๋งŒ,
01:07
but it has one feature that provides a big clue to its function.
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๊ธฐ๋Šฅ์„ ์˜ˆ์ƒํ•  ์ˆ˜ ์žˆ๋Š” ํŠน์ง•์ด ํ•œ ๊ฐ€์ง€ ์žˆ์Šต๋‹ˆ๋‹ค.
01:12
Most neurotransmitters travel from one neuron to the next
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๋Œ€๋ถ€๋ถ„์˜ ์‹ ๊ฒฝ์ „๋‹ฌ๋ฌผ์งˆ์€ ๋‰ด๋Ÿฐ ๊ฐ„ ์ด๋™์„ ํ•ฉ๋‹ˆ๋‹ค.
01:15
through a synapse to propagate a message.
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์‹œ๋ƒ…์Šค๋ฅผ ํ†ตํ•ด์„œ ๋ฉ”์‹œ์ง€๋ฅผ ์ „๋‹ฌํ•˜์ฃ .
01:19
But endocannabinoids travel in the opposite direction.
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ํ•˜์ง€๋งŒ ์ฒด๋‚ด ์นธ๋‚˜๋น„๋…ธ์ด๋“œ๋Š” ๋ฐ˜๋Œ€ ๋ฐฉํ–ฅ์œผ๋กœ ์ด๋™ํ•ฉ๋‹ˆ๋‹ค.
01:23
When a message passes from the one neuron to the next,
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๋‰ด๋Ÿฐ ์‚ฌ์ด์— ์‹ ํ˜ธ๊ฐ€ ์ „๋‹ฌ๋  ๋•Œ,
01:26
the receiving neuron releases endocannabinoids.
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์ˆ˜์‹  ๋‰ด๋Ÿฐ์ด ์ฒด๋‚ด ์นธ๋‚˜๋น„๋…ธ์ด๋“œ๋ฅผ ๋ฐฉ์ถœํ•ฉ๋‹ˆ๋‹ค.
01:30
Those endocannabinoids travel backward
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์ด ์ฒด๋‚ด ์นธ๋‚˜๋น„๋…ธ์ด๋“œ๋Š” ์—ญ์ด๋™ํ•˜์—ฌ
01:33
to influence the sending neuronโ€”
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๋ฐœ์‹  ๋‰ด๋Ÿฐ์— ์˜ํ–ฅ์„ ๋ฏธ์นฉ๋‹ˆ๋‹ค.
01:35
essentially giving it feedback from the receiving neuron.
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๊ธฐ๋ณธ์ ์œผ๋กœ ์ˆ˜์‹  ๋‰ด๋Ÿฐ์˜ ๋ฐ˜์‘์„ ๋˜๋Œ๋ ค ์ฃผ๋Š” ๊ฒƒ์ด์ฃ .
01:40
This leads scientists to believe that the endocannabinoid system
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๊ทธ๋ž˜์„œ ๊ณผํ•™์ž๋“ค์€ ์ฒด๋‚ด ์นธ๋‚˜๋น„๋…ธ์ด๋“œ๊ฐ€
01:44
serves primarily to modulate other kinds of signalsโ€”
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์ฃผ๋กœ ๋‹ค๋ฅธ ์‹ ํ˜ธ๋ฅผ ์กฐ์ ˆํ•˜๋Š” ๊ธฐ๋Šฅ์„ ํ•œ๋‹ค๊ณ  ์ƒ๊ฐํ•˜๊ฒŒ ๋˜์—ˆ์Šต๋‹ˆ๋‹ค.
01:48
amplifying some and diminishing others.
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์ฆ‰, ๋‹ค๋ฅธ ์‹ ํ˜ธ๋ฅผ ์ฆํญํ•˜๊ฑฐ๋‚˜ ์ถ•์†Œํ•˜๋Š” ๊ฒƒ์ด์ฃ .
01:51
Feedback from endocannabinoids slows down rates of neural signaling.
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์ฒด๋‚ด ์นธ๋‚˜๋น„๋…ธ์ด๋“œ์—์„œ ์˜จ ๋ฐ˜์‘์€ ์‹ ๊ฒฝ ์ „๋‹ฌ๋ฅ ์„ ๋Š๋ฆฌ๊ฒŒ ํ•ฉ๋‹ˆ๋‹ค.
01:57
That doesnโ€™t necessarily mean
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๊ทธ๋ ‡๋‹ค๊ณ  ํ•ด์„œ ๊ผญ
01:59
it slows down behavior or perception, though.
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ํ–‰๋™์ด๋‚˜ ์ธ์ง€๋ฅผ ๋Š๋ฆฌ๊ฒŒ ํ•˜๋Š” ๊ฒƒ์€ ์•„๋‹™๋‹ˆ๋‹ค.
02:01
For example, slowing down a signal that inhibits smell
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์˜ˆ์ปจ๋Œ€, ํ›„๊ฐ์„ ์–ต์ œํ•˜๋Š” ์‹ ํ˜ธ๋ฅผ ๋Š๋ฆฌ๊ฒŒ ํ•˜๋ฉด
02:05
could actually make smells more intense.
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์‹ค์ œ๋กœ๋Š” ๋ƒ„์ƒˆ๋ฅผ ๋” ๊ฐ•ํ•˜๊ฒŒ ๋Š๋‚„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
02:09
Marijuana contains two main active compounds,
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๋งˆ๋ฆฌํ™”๋‚˜์—๋Š” ์ฃผ์š” ํ™œ์„ฑ ํ™”ํ•ฉ๋ฌผ์ด ๋‘ ๊ฐ€์ง€ ์žˆ์Šต๋‹ˆ๋‹ค.
02:13
tetrahydrocannabinol or THC, and cannabidiol, or CBD.
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ํ…ŒํŠธ๋ผํ•˜์ด๋“œ๋กœ์นธ๋‚˜๋น„๋†€(THC)๊ณผ
์นธ๋‚˜๋น„๋””์˜ฌ(CBD)์ž…๋‹ˆ๋‹ค.
02:21
THC is thought to be primarily responsible for marijuanaโ€™s psychoactive effects
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THC๋Š” ๋งˆ๋ฆฌํ™”๋‚˜์˜ ์ •์‹ ์  ํšจ๊ณผ์˜ ์ฃผ์š” ์›์ธ์œผ๋กœ ์—ฌ๊ฒจ์ง€๋Š”๋ฐ,
02:27
on behavior, cognition, and perception,
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ํ–‰๋™, ์ธ์ง€ ๊ทธ๋ฆฌ๊ณ  ์ธ์‹์— ์˜ํ–ฅ์„ ๋ฏธ์นฉ๋‹ˆ๋‹ค.
02:30
while CBD is responsible for the non-psychoactive effects.
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CBD๋Š” ์ •์‹  ์™ธ์ ์ธ ํšจ๊ณผ์˜ ์›์ธ์ž…๋‹ˆ๋‹ค.
02:35
Like endocannabinoids,
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์ฒด๋‚ด ์นธ๋‚˜๋น„๋…ธ์ด๋“œ์™€ ๋น„์Šทํ•˜๊ฒŒ,
02:37
THC slows down signaling by binding to cannabinoid receptors.
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THC๋Š” ์นธ๋‚˜๋น„๋…ธ์ด๋“œ ์ˆ˜์šฉ์ฒด์™€ ๊ฒฐํ•ฉํ•˜์—ฌ ์‹ ํ˜ธ๋ฅผ ๋Š๋ฆฌ๊ฒŒ ํ•ฉ๋‹ˆ๋‹ค.
02:43
But it binds to receptors all over this sprawling, diffuse system
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ํ•˜์ง€๋งŒ ์ด ์ฒด๊ณ„์˜ ์•„์ฃผ ๋„“์€ ๋ฒ”์œ„์—์„œ ๋™์‹œ์— ์ˆ˜์šฉ์ฒด์™€ ๊ฒฐํ•ฉํ•ฉ๋‹ˆ๋‹ค.
02:47
at once,
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02:48
whereas endocannabinoids are released in a specific place
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๋ฐ˜๋ฉด์— ์ฒด๋‚ด ์นธ๋‚˜๋น„๋…ธ์ด๋“œ๋Š” ํŠน์ •ํ•œ ์ž๊ทน์— ๋Œ€ํ•œ ๋ฐ˜์‘์œผ๋กœ
02:52
in response to a specific stimulus.
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ํŠน์ •ํ•œ ์žฅ์†Œ์—์„œ๋งŒ ํ™œ๋™ํ•˜์ฃ .
02:55
This widespread activity coupled with the fact
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์ด ๊ด‘๋ฒ”์œ„ํ•œ ํ™œ๋™๊ณผ
02:58
that the cannabinoid system indirectly affects many other systems,
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์นธ๋‚˜๋น„๋…ธ์ด๋“œ ์ฒด๊ณ„๊ฐ€ ์ˆ˜๋งŽ์€ ์™ธ๋ถ€ ์ฒด๊ณ„์— ๋ฏธ์น˜๋Š” ๊ฐ„์ ‘์ ์ธ ์˜ํ–ฅ์„ ๊ฒฐ๋ถ€์‹œํ‚ค๋ฉด
03:02
means that each personโ€™s particular brain chemistry, genetics,
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๊ฐœ๊ฐœ์ธ์˜ ๋‡Œ์˜ ํ™”ํ•™ ๋ฐ˜์‘, ์œ ์ „์  ์š”์†Œ,
03:06
and previous life experience
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๊ทธ๋ฆฌ๊ณ  ๊ณผ๊ฑฐ ๊ฒฝํ—˜์ด
03:08
largely determine how they experience the drug.
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์•ฝ์— ๋Œ€ํ•œ ๋ฐ˜์‘์„ ํฌ๊ฒŒ ๊ฒฐ์ •ํ•œ๋‹ค๋Š” ๊ฒฐ๋ก ์— ๋„๋‹ฌํ•ฉ๋‹ˆ๋‹ค.
03:11
Thatโ€™s true much more so with marijuana than with other drugs
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1๊ฐœ ํ˜น์€ ์†Œ๋Ÿ‰์˜ ๊ฒฝ๋กœ๋กœ๋งŒ ํšจ๊ณผ๊ฐ€ ๋“œ๋Ÿฌ๋‚˜๋Š” ๋‹ค๋ฅธ ์•ฝ๋ฌผ์— ๋น„ํ•ด
03:16
that produce their effects through one or a few specific pathways.
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๋งˆ๋ฆฌํ™”๋‚˜๋Š” ํŠนํžˆ ๊ฐœ๊ฐœ์ธ์˜ ํŠน์„ฑ์— ์˜ํ–ฅ์„ ๋ฐ›์Šต๋‹ˆ๋‹ค.
03:20
So the harmful effects, if any, vary considerably from person to person.
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ํ˜น์‹œ ๋ถ€์ž‘์šฉ์ด ์žˆ๋”๋ผ๋„ ๊ฐœ์ธ์ฐจ๊ฐ€ ํฝ๋‹ˆ๋‹ค.
03:26
And while we donโ€™t know how exactly how marijuana
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๋˜ํ•œ ๋งˆ๋ฆฌํ™”๋‚˜๊ฐ€ ์–ด๋–ป๊ฒŒ ๋ถ€์ž‘์šฉ์„ ์ผ์œผํ‚ค๋Š”์ง€
03:28
produces specific harmful effects,
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์ •ํ™•ํ•˜๊ฒŒ ์•Œ๋ ค์ง€์ง€๋Š” ์•Š์•˜์ง€๋งŒ,
03:31
there are clear risk factors that can increase peoplesโ€™ likelihood
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๋ถ€์ž‘์šฉ์„ ๊ฒช์„ ๊ฐ€๋Šฅ์„ฑ์„ ๋†’์ด๋Š” ํ™•์‹คํ•œ ์œ„ํ—˜์ธ์ž๋“ค์ด ์กด์žฌํ•ฉ๋‹ˆ๋‹ค.
03:34
of experiencing them.
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03:37
The clearest risk factor is age.
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๊ฐ€์žฅ ๋ถ„๋ช…ํ•œ ์œ„ํ—˜ ์š”์ธ์€ ๋‚˜์ด์ž…๋‹ˆ๋‹ค.
25์„ธ ๋ฏธ๋งŒ์˜ ์‚ฌ๋žŒ๋“ค์—์„œ๋Š”
03:40
In people younger than 25,
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03:42
cannabinoid receptors are more concentrated in the white matter
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์นธ๋‚˜๋น„๋…ธ์ด๋“œ ์ˆ˜์šฉ์ฒด๊ฐ€ 25์„ธ ์ด์ƒ์˜ ์‚ฌ๋žŒ๋“ค๊ณผ ๋น„๊ตํ–ˆ์„ ๋•Œ
03:46
than in people over 25.
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๋ฐฑ์งˆ์— ํ›จ์”ฌ ๋” ๋ฐ€์ง‘ํ•ด ์žˆ์Šต๋‹ˆ๋‹ค.
03:48
The white matter is involved in communication,
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๋ฐฑ์งˆ์€ ์˜์‚ฌ์†Œํ†ต๊ณผ
03:51
learning, memory, and emotions.
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ํ•™์Šต, ๊ธฐ์–ต ๊ทธ๋ฆฌ๊ณ  ๊ฐ์ •์— ์˜ํ–ฅ์„ ๋ฏธ์นฉ๋‹ˆ๋‹ค.
03:54
Frequent marijuana use
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๋งˆ๋ฆฌํ™”๋‚˜๋ฅผ ์ž์ฃผ ํก์ž…ํ•˜๋ฉด,
03:56
can disrupt the development of white matter tracts,
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๋ฐฑ์งˆ ์‹ ๊ฒฝ๋กœ์˜ ๋ฐœ์ „์ด ์ €ํ•ด๋˜๊ณ 
03:59
and also affect the brainโ€™s ability to grow new connections.
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์ƒˆ๋กœ์šด ์—ฐ๊ฒฐ์„ ๋งบ๋Š” ๋‡Œ์˜ ๊ธฐ๋Šฅ์—๋„ ์˜ํ–ฅ์„ ๋ฏธ์น  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
04:03
This may damage long-term learning ability and problem solving.
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์žฅ๊ธฐ ํ•™์Šต ๋Šฅ๋ ฅ๊ณผ ๋ฌธ์ œ ํ•ด๊ฒฐ ๋Šฅ๋ ฅ์„ ์ €ํ•ด์‹œํ‚ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
04:08
For now, itโ€™s unclear how severe this damage can be
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์ง€๊ธˆ์œผ๋กœ์„œ๋Š” ์†์ƒ์ด ์–ผ๋งˆ๋‚˜ ์‹ฌ๊ฐํ•œ์ง€
04:11
or whether itโ€™s reversible.
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ํ˜น์€ ๋ณต๊ตฌ ๊ฐ€๋Šฅํ•œ ๊ฒƒ์ธ์ง€ ๋ฐํ˜€์ง€์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค.
04:13
And even among young people,
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์‹ฌ์ง€์–ด ๋‚˜์ด๊ฐ€ ๋” ์–ด๋ฆฐ ๊ฒฝ์šฐ์—๋Š”
04:14
the risk is higher the younger someone isโ€”
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๋‚˜์ด์™€ ์œ„ํ—˜์„ฑ์ด ๋ฐ˜๋น„๋ก€ํ•ฉ๋‹ˆ๋‹ค.
04:17
much higher for a 15 year old than a 22 year old, for instance.
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์˜ˆ๋ฅผ ๋“ค๋ฉด, 22์‚ด๋ณด๋‹ค 15์‚ด์ด ํ›จ์”ฌ ์œ„ํ—˜ํ•ฉ๋‹ˆ๋‹ค.
04:22
Marijuana can also cause hallucinations or paranoid delusions.
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๋งˆ๋ฆฌํ™”๋‚˜๋Š” ํ™˜๊ฐ์ด๋‚˜ ํŽธ์ง‘์ฆ์  ๋ง์ƒ์„ ์ผ์œผํ‚ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
04:27
Known as marijuana-induced psychosis,
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๋งˆ๋ฆฌํ™”๋‚˜๋กœ ์ธํ•œ ์ •์‹ ๋ณ‘์œผ๋กœ ์•Œ๋ ค์ง„
04:29
these symptoms usually subside when a person stops using marijuana.
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์ด ์ฆ์ƒ์€ ๋งˆ๋ฆฌํ™”๋‚˜๋ฅผ ๋Š์œผ๋ฉด ์‚ฌ๋ผ์ง€์ง€๋งŒ
04:33
But in rare cases, psychosis doesnโ€™t subside,
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๋‚ฎ์€ ํ™•๋ฅ ๋กœ, ์ •์‹ ๋ณ‘์ด ๊ฐ€๋ผ์•‰์ง€ ์•Š๊ณ ,
04:37
instead unmasking a persistent psychotic disorder.
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์ง€์†์ ์ธ ์ •์‹ ๋ณ‘์ด ๋ฐœ์ƒํ•˜๋Š” ๊ฒฝ์šฐ๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค.
04:41
A family history of psychotic disorders, like schizophrenia,
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์กฐํ˜„๋ณ‘ ๊ฐ™์€ ์ •์‹ ๋ณ‘์— ๋Œ€ํ•œ ๊ฐ€์กฑ๋ ฅ์ด ์žˆ๋Š” ๊ฒƒ์€
์ด ๋ถ€์ž‘์šฉ์˜ ๊ฐ€์žฅ ํฐ ์œ„ํ—˜ ์š”์†Œ ์ค‘ ํ•˜๋‚˜์ž…๋‹ˆ๋‹ค.
04:46
is the clearest, though not the only, risk factor for this effect.
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04:49
Marijuana-induced psychosis is also more common among young adults,
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๋งˆ๋ฆฌํ™”๋‚˜๋กœ ์ธํ•œ ์ •์‹ ๋ณ‘์€ ์ฒญ๋…„์ธต์—์„œ ๋” ํ”ํ•ฉ๋‹ˆ๋‹ค.
04:53
though itโ€™s worth noting that psychotic disorders
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ํ•˜์ง€๋งŒ ์ •์‹ ๋ณ‘์ด ๋ณดํ†ต ์ด ๋‚˜์ด๋Œ€์—์„œ
04:56
usually surface in this age range anyway.
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์‹œ์ž‘๋œ๋‹ค๋Š” ์ ์€ ๊ฐ์•ˆํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
04:59
Whatโ€™s unclear in these cases is whether the psychotic disorder
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์ด๋Ÿฐ ๊ฒฝ์šฐ์—์„œ
๋งˆ๋ฆฌํ™”๋‚˜๋ฅผ ๋ณต์šฉํ•˜์ง€ ์•Š์•˜๋”๋ผ๋„ ์ •์‹ ๋ณ‘์ด ๋‚˜ํƒ€๋‚ฌ์„์ง€,
05:03
would have appeared without marijuana useโ€”
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05:05
whether marijuana use triggers it early,
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๋ณต์šฉ์ด ์ •์‹ ๋ณ‘์„ ์•ž๋‹น๊ฒผ๋Š”์ง€,
05:07
is a catalyst for a tipping point that wouldnโ€™t have been crossed otherwise,
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๋ฏธ๋ณต์šฉ์‹œ ํ”ผํ•  ์ˆ˜ ์žˆ์—ˆ๋˜ ๋ณ‘์„ ์ž๊ทนํ•œ ๊ฒƒ์ธ์ง€,
05:12
or whether the reaction to marijuana is merely an indication
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๋งˆ๋ฆฌํ™”๋‚˜์— ๋Œ€ํ•œ ๋ฐ˜์‘์ด ๋‹จ์ง€ ๋‚ด์žฌํ•˜๋˜ ๋ณ‘์˜ ์ฆ์ƒ์ธ์ง€๋Š”
05:15
of an underlying disorder.
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๋ช…ํ™•ํžˆ ๋‹ตํ•  ์ˆ˜ ์—†๋Š” ๋ฌธ์ œ์ž…๋‹ˆ๋‹ค.
05:18
In all likelihood, marijuanaโ€™s role varies from person to person.
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ํ‹€๋ฆผ์—†์ด, ๋งˆ๋ฆฌํ™”๋‚˜์˜ ์ž‘์šฉ์—๋Š” ๊ฐœ์ธ์ฐจ๊ฐ€ ์กด์žฌํ•ฉ๋‹ˆ๋‹ค.
05:23
At any age, as with many other drugs,
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๋งŽ์€ ๋‹ค๋ฅธ ์•ฝ์ด ๊ทธ๋ ‡๋“ฏ์ด, ๋ชจ๋“  ๋‚˜์ด๋Œ€์—์„œ
05:25
the brain and body
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๋‡Œ์™€ ์‹ ์ฒด๋Š” ๋งˆ๋ฆฌํ™”๋‚˜๋ฅผ ๋ฐ˜๋ณต ํˆฌ์—ฌํ•˜๋ฉด ๋‚ด์„ฑ์ด ์ƒ๊น๋‹ˆ๋‹ค.
05:27
become less sensitive to marijuana after repeated uses,
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05:31
meaning it takes more to achieve the same effects.
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์ „๊ณผ ๊ฐ™์€ ํšจ๊ณผ๋ฅผ ์–ป๊ธฐ ์œ„ํ•ด์„œ๋Š” ๋” ๋งŽ์€ ์–‘์ด ํ•„์š”ํ•˜์ฃ .
05:35
Fortunately, unlike many other drugs,
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๋‹คํ–‰ํžˆ, ๋งŽ์€ ๋‹ค๋ฅธ ์•ฝ๊ณผ๋Š” ๋‹ค๋ฅด๊ฒŒ
05:37
thereโ€™s no risk of fatal overdose from marijuana,
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๋งˆ๋ฆฌํ™”๋‚˜ ๊ณผ๋‹ค ๋ณต์šฉ์œผ๋กœ ์‚ฌ๋งํ•  ๊ฐ€๋Šฅ์„ฑ์€ ์—†์Šต๋‹ˆ๋‹ค.
05:41
and even heavy use doesnโ€™t lead to debilitating
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์‹ฌ์ง€์–ด ๊ณผ์šฉํ•  ์‹œ ์‡ ์•ฝํ•ด์ง€๊ฑฐ๋‚˜
05:44
or life-threatening withdrawal symptoms if use stops.
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์ค‘๋‹จ ์‹œ ์ƒ๋ช…์„ ์œ„ํ˜‘ํ•˜๋Š” ๊ธˆ๋‹จ ํ˜„์ƒ๋„ ์—†์Šต๋‹ˆ๋‹ค.
05:48
There are more subtle forms of marijuana withdrawal, though,
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ํ•˜์ง€๋งŒ, ๋งˆ๋ฆฌํ™”๋‚˜ ์ค‘๋‹จ ์‹œ ๋” ๋ฏธ๋ฌ˜ํ•œ ์ฆ์ƒ๋“ค์ด ๋‚˜ํƒ€๋‚ฉ๋‹ˆ๋‹ค.
05:52
including sleep disturbances, irritability, and depressed mood,
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์ˆ˜๋ฉด ์žฅ์• , ๋ถˆ์•ˆ์ฆ, ๊ทธ๋ฆฌ๊ณ  ์šฐ์šธ์ฆ์ด ์ฐพ์•„์˜ฌ ์ˆ˜ ์žˆ์ฃ .
05:56
which pass within a few weeks of stopping use.
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์ด๋Ÿฐ ์ฆ์ƒ์€ ์ค‘๋‹จ ํ›„ ๋ช‡ ์ฃผ ๋‚ด์— ์‚ฌ๋ผ์ง‘๋‹ˆ๋‹ค.
06:00
So is marijuana bad for your brain?
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๊ทธ๋Ÿฌ๋ฉด ๋งˆ๋ฆฌํ™”๋‚˜๋Š” ๋‡Œ์— ์•…์˜ํ–ฅ์„ ๋ผ์น ๊นŒ์š”?
06:03
It depends who you are.
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์—ฌ๋Ÿฌ๋ถ„์ด ๋ˆ„๊ตฌ๋ƒ์— ๋”ฐ๋ผ ๋‹ต์ด ๋‹ฌ๋ผ์ง‘๋‹ˆ๋‹ค.
06:05
But while some risk factors are easy to identify,
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ํ™•์ธํ•˜๊ธฐ ์‰ฌ์šด ์œ„ํ—˜ ์š”์ธ๋“ค๋„ ์žˆ์ง€๋งŒ,
06:08
others arenโ€™t well understoodโ€”
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๊ทธ๋ ‡์ง€ ์•Š์€ ์š”์ธ๋“ค๋„ ๋งŽ์Šต๋‹ˆ๋‹ค.
06:11
which means thereโ€™s still some possibility of experiencing negative effects,
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์ฆ‰, ๋ถ€์ž‘์šฉ์„ ๊ฒช์„ ์—ฌ์ง€๊ฐ€ ์กด์žฌํ•œ๋‹ค๋Š” ์˜๋ฏธ์ž…๋‹ˆ๋‹ค.
06:16
even if you donโ€™t have any of the known risk factors.
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์•Œ๋ ค์ง„ ์œ„ํ—˜ ์š”์ธ ์ค‘ ์•„๋ฌด ๊ฒƒ์—๋„ ํ•ด๋‹นํ•˜์ง€ ์•Š๋”๋ผ๋„์š”.
์ด ์›น์‚ฌ์ดํŠธ ์ •๋ณด

์ด ์‚ฌ์ดํŠธ๋Š” ์˜์–ด ํ•™์Šต์— ์œ ์šฉํ•œ YouTube ๋™์˜์ƒ์„ ์†Œ๊ฐœํ•ฉ๋‹ˆ๋‹ค. ์ „ ์„ธ๊ณ„ ์ตœ๊ณ ์˜ ์„ ์ƒ๋‹˜๋“ค์ด ๊ฐ€๋ฅด์น˜๋Š” ์˜์–ด ์ˆ˜์—…์„ ๋ณด๊ฒŒ ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๊ฐ ๋™์˜์ƒ ํŽ˜์ด์ง€์— ํ‘œ์‹œ๋˜๋Š” ์˜์–ด ์ž๋ง‰์„ ๋”๋ธ” ํด๋ฆญํ•˜๋ฉด ๊ทธ๊ณณ์—์„œ ๋™์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค. ๋น„๋””์˜ค ์žฌ์ƒ์— ๋งž์ถฐ ์ž๋ง‰์ด ์Šคํฌ๋กค๋ฉ๋‹ˆ๋‹ค. ์˜๊ฒฌ์ด๋‚˜ ์š”์ฒญ์ด ์žˆ๋Š” ๊ฒฝ์šฐ ์ด ๋ฌธ์˜ ์–‘์‹์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฌธ์˜ํ•˜์‹ญ์‹œ์˜ค.

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