The brain benefits of deep sleep -- and how to get more of it | Dan Gartenberg

2,064,426 views ・ 2018-01-04

TED


μ•„λž˜ μ˜λ¬Έμžλ§‰μ„ λ”λΈ”ν΄λ¦­ν•˜μ‹œλ©΄ μ˜μƒμ΄ μž¬μƒλ©λ‹ˆλ‹€.

λ²ˆμ—­: HanEum Jung κ²€ν† : Jihyeon J. Kim
00:13
What if you could make your sleep more efficient?
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μž μ„ 더 효율적으둜 잘 수 μžˆλ‹€λ©΄ μ–΄λ–¨κΉŒμš”?
00:17
As a sleep scientist,
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수면 κ³Όν•™μžλ‘œμ„œ
00:19
this is the question that has captivated me
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μ§€λ‚œ 10λ…„ λ™μ•ˆ μ €λ₯Ό μ‚¬λ‘œμž‘μ€ μ§ˆλ¬Έμž…λ‹ˆλ‹€.
00:22
for the past 10 years.
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00:24
Because while the lightbulb and technology have brought about a world
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μ „κ΅¬μ˜ 발λͺ…κ³Ό 기술이 24μ‹œκ°„ 업무 및 생산성을
00:28
of 24-hour work and productivity,
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κ°€λŠ₯ν•˜κ²Œ λ§Œλ“€μ—ˆμ§€λ§Œ
00:32
it has come at the cost
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μžμ—°μŠ€λŸ¬μš΄ 신체 리듬과 수면 μš•κ΅¬λ₯Ό ν¬μƒμ‹œν‚€κ³ λ§™λ‹ˆλ‹€.
00:34
of our naturally occurring circadian rhythm
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00:37
and our body's need for sleep.
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00:40
The circadian rhythm dictates our energy level throughout the day,
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24μ‹œκ°„ μ£ΌκΈ° 리듬은 ν•˜λ£¨ 쒅일 μ‚¬λžŒμ˜ μ—λ„ˆμ§€ 수치λ₯Ό κ²°μ •ν•˜λŠ”λ°μš”.
00:44
and only recently we've been conducting a global experiment on this rhythm,
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졜근 λ“€μ–΄μ„œμ•Ό 이에 λŒ€ν•œ 전면적인 연ꡬ가 μ‹œμž‘λ˜μ—ˆμŠ΅λ‹ˆλ‹€.
이 리듬은 κ±΄κ°•ν•œ 잠과 μ‚Άμ˜ μ§ˆμ„ 망칠 μˆ˜λ„ μžˆλŠ”
00:49
which is putting our sleep health
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00:51
and ultimately our life quality in jeopardy.
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μ€‘μš”ν•œ μš”μ†ŒμΈλ° 말이죠.
00:56
Because of this,
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이 λ•Œλ¬Έμ—
00:57
we aren't getting the sleep we need,
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μš°λ¦¬κ°€ ν•„μš”ν•œ 만큼 μˆ˜λ©΄μ„ μ·¨ν•˜κ³  μžˆμ§€ λͺ»ν•˜κ³ 
00:59
with the average American sleeping a whole hour less
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보톡 미ꡭ인듀이 1940λ…„λŒ€ 보닀
1μ‹œκ°„μ΄λ‚˜ 더 적게 μˆ˜λ©΄μ„ μ·¨ν•©λ‹ˆλ‹€.
01:03
than they did in the 1940s.
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01:05
For some reason,
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λͺ‡ 가지 이유둜
01:07
we decided to wear it as a badge of honor
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μΆ©λΆ„νžˆ μˆ˜λ©΄μ„ μ·¨ν•˜μ§€ λͺ»ν•˜λ©° μ–»λŠ” 것듀에 λŒ€ν•΄
01:09
that we can get by on not enough sleep.
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μžλž‘μŠ€λŸ½κ²Œ μƒκ°ν•˜κ³  μžˆμŒμ„ λ°œκ²¬ν•˜μ˜€μŠ΅λ‹ˆλ‹€.
01:12
This all adds up to a real health crisis.
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이것듀이 μ‹€μ œλ‘œ κ±΄κ°•μ˜ 심각성을 뢈러 μΌμœΌν‚€κ³  μžˆμŠ΅λ‹ˆλ‹€.
01:16
Most of us know that poor sleep is linked to diseases
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μˆ˜λ©΄λΆ€μ‘±μ΄ μ•ŒμΈ ν•˜μ΄λ¨Έ, μ‹¬ν˜ˆκ΄€ μ§ˆν™˜, λ‡Œμ‘Έμ€‘, 당뇨병과 같은
01:20
like Alzheimer's, cardiovascular disease,
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μ§ˆλ³‘λ“€μ„ μΌμœΌν‚¨λ‹€λŠ” 사싀은
01:23
stroke and diabetes.
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λŒ€λΆ€λΆ„ μ•Œκ³  κ³„μ‹€ν…λ°μš”.
01:25
And if you go untreated with a sleep disorder like sleep apnea,
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수면 무호흑증과 같은 수면μž₯μ• λ₯Ό κ²ͺκ³  계신 뢄듀은
01:29
you're more likely to get many of these illnesses.
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μ΄λŸ¬ν•œ μ§ˆλ³‘λ“€μ„ 더 많이 κ²ͺκ³  계싀 κ²λ‹ˆλ‹€.
01:33
But did you know about sleep's impact on your mental states?
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그런데 잠이 우리의 μ •μ‹ μƒνƒœμ—λŠ” μ–΄λ–€ 영ν–₯을 λ―ΈμΉ˜λŠ”μ§€ μ•Œκ³  κ³„μ‹ κ°€μš”?
수면이 λΆ€μ‘±ν•˜λ©΄ μš°λ¦¬λŠ” μœ„ν—˜ν•œ 결정을 μ„£λΆˆλ¦¬ 내리기 쉽고
01:38
Poor sleep makes us make risky, rash decisions
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01:42
and is a drain on our capacity for empathy.
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곡감λŠ₯λ ₯이 λ–¨μ–΄μ§€κ²Œ λ©λ‹ˆλ‹€.
01:46
When sleep deprivation literally makes us more sensitive to our own pain,
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수면이 λΆ€μ‘±ν•˜λ©΄ μš°λ¦¬λŠ” 고톡에 더 μ˜ˆλ―Όν•΄μ§‘λ‹ˆλ‹€.
01:52
it's not so surprising that we have a hard time relating to others
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01:56
and just generally being a good and healthy person
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κ·Έμ € λͺΈκ³Ό 마음이 κ±΄κ°•ν•œ μ‚¬λžŒμ΄ λ˜λŠ” κ²ƒλ§ˆμ €λ„
01:59
when we're sleep-deprived.
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잠이 λΆ€μ‘±ν•œ λ‚ μ—λŠ” λ²…μ°¬ 일이 λ©λ‹ˆλ‹€.
02:01
Scientists are now starting to understand
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이제 κ³Όν•™μžλ“€μ€ 잠의 μ–‘ 뿐만이 μ•„λ‹ˆλΌ
02:04
how not only the quantity
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잠의 질이 μ–΄λ–»κ²Œ 우리의 건강과 삢에 영ν–₯을 λ―ΈμΉ˜λŠ”μ§€
02:06
but also the quality of sleep impacts our health and well-being.
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μ΄ν•΄ν•˜κΈ° μ‹œμž‘ν–ˆμŠ΅λ‹ˆλ‹€.
02:12
My research focuses
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제 μ—°κ΅¬λΆ„μ•ΌλŠ” 잠의 단계 μ€‘μ—μ„œλ„
02:14
on what many scientists believe is the most regenerative stage of sleep:
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λ§Žμ€ κ³Όν•™μžλ“€μ΄ κ°€μž₯ 생산적이라고 μƒκ°ν•˜λŠ” λ‹¨κ³„μž…λ‹ˆλ‹€.
02:19
deep sleep.
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λ°”λ‘œ κΉŠμ€ μˆ˜λ©΄μž…λ‹ˆλ‹€.
02:20
We now know that generally speaking,
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일반적으둜 κ΅¬λΆ„ν•˜λŠ” 잠의 μ„Έ 가지 λ‹¨κ³„λŠ” λ‹€μŒκ³Ό κ°™μŠ΅λ‹ˆλ‹€.
02:23
there are three stages of sleep:
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02:25
light sleep,
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얕은 수면
02:27
rapid eye movement or REM
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급속 μ•ˆκ΅¬ μš΄λ™ 수면, 즉 렘 수면
02:29
and deep sleep.
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그리고 κΉŠμ€ 수면이죠.
02:31
We measure these stages by connecting electrodes to the scalp, chin and chest.
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두피, ν„±, κ°€μŠ΄μ— 전극을 μž₯μΉ˜ν•˜μ—¬ μ˜€λŠ” μ‹ ν˜Έλ‘œ μ„Έ 단계λ₯Ό κ΅¬λΆ„ν–ˆμ„ λ•Œ
02:37
In light sleep and REM,
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얕은 수면과 렘 μˆ˜λ©΄μ—μ„œλŠ”
02:39
our brain waves are very similar to our brain waves in waking life.
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λ‡ŒνŒŒμ˜ μ›€μ§μž„μ΄ κΉ¨μ–΄μžˆμ„ λ•Œμ™€ λΉ„μŠ·ν•˜κ²Œ λ‚˜νƒ€λ‚©λ‹ˆλ‹€.
02:43
But our brain waves in deep sleep have these long-burst brain waves
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κ·ΈλŸ¬λ‚˜ κΉŠμ€ 수면의 κ²½μš°μ—λŠ” μ „ν˜€ λ‹€λ₯Έ μ›€μ§μž„μ΄ 보이죠.
02:47
that are very different from our waking life brain waves.
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큰 폭으둜 였λ₯΄λ½ 내리락 ν•˜λŠ” λͺ¨μ–‘μž…λ‹ˆλ‹€.
02:51
These long-burst brain waves are called delta waves.
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μ΄λ ‡κ²Œ 큰 진폭을 가진 느린 λ‡ŒνŒŒλ₯Ό λΈνƒ€νŒŒλΌκ³  λΆ€λ¦…λ‹ˆλ‹€.
02:56
When we don't get the deep sleep we need,
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ν•„μš”ν•œ 만큼 κΉŠμ€ μž μ„ μ·¨ν•˜μ§€ λͺ»ν•˜λ©΄
02:59
it inhibits our ability to learn
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무언가λ₯Ό λ°°μš°λŠ” λŠ₯λ ₯이 떨어지고
03:01
and for our cells and bodies to recover.
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세포와 λͺΈμ˜ 회볡λ ₯이 λ–¨μ–΄μ§€κ²Œ λ©λ‹ˆλ‹€.
03:04
Deep sleep is how we convert all those interactions
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κΉŠμ€ μž μ„ μžλŠ” λ™μ•ˆ
ν•˜λ£¨μ— κ²ͺμ—ˆλ˜ λ‚˜μ—κ²Œ 영ν–₯을 μ£ΌλŠ” λͺ¨λ“  일듀이
03:08
that we make during the day
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03:09
into our long-term memory and personalities.
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μž₯기적인 κΈ°μ–΅κ³Ό μ„±κ²©μœΌλ‘œ λ°”λ€ŒκΈ° λ•Œλ¬Έμ΄μ£ .
03:13
As we get older,
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λ‚˜μ΄κ°€ λ“€μ–΄κ°€λ©΄μ„œ
03:14
we're more likely to lose these regenerative delta waves.
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λΈνƒ€νŒŒλ₯Ό κ²½ν—˜ν•˜λŠ” μ‹œκ°„μ΄ μ€„μ–΄λ“œλŠ” κ²½ν–₯이 μžˆμŠ΅λ‹ˆλ‹€.
03:18
So in way, deep sleep and delta waves
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κ·Έλ ‡κΈ° λ•Œλ¬Έμ— κΉŠμ€ 수면과 λΈνƒ€νŒŒλ‘œ
03:20
are actually a marker for biological youth.
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λͺΈμ˜ 생물학적인 λ‚˜μ΄λ₯Ό μ§μž‘ν•  수 있죠.
03:25
So naturally, I wanted to get more deep sleep for myself
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κ·ΈλŸ¬λ‹€λ³΄λ‹ˆ μ €λŠ” κΉŠμ€ μˆ˜λ©΄μ„ 늘리고 μ‹Άμ–΄μ‘Œμ–΄μš”.
03:29
and I literally tried almost every gadget, gizmo, device and hack out there --
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정말 λ§κ·ΈλŒ€λ‘œ λͺ¨λ“  방법을 λ‹€ μ‹œλ„ν•΄ λ΄€μŠ΅λ‹ˆλ‹€.
03:34
consumer-grade, clinical-grade,
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각쒅 기계와 μž₯μΉ˜λ“€, λ―Όκ°„μš”λ²•
03:36
what have you.
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그리고 치료 λͺ©μ μ˜ 방법듀 κΉŒμ§€λ„μš”.
03:38
I learned a lot, and I found I really do need, like most people,
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μ—¬κΈ°μ„œ 배운 점도 λ§Žμ•˜λŠ”λ° λ‹€λ₯Έ λŒ€λΆ€λΆ„μ˜ μ‚¬λžŒλ“€κ³Ό 같이
03:42
eight hours of sleep.
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ν•˜λ£¨ μ—¬λŸμ‹œκ°„ μˆ˜λ©΄μ€ ν•„μˆ˜λΌλŠ” 것도 κΉ¨λ‹¬μ•˜μ£ .
03:44
I even shifted my circadian component
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μ‹¬μ§€μ–΄λŠ” 24μ‹œκ°„ μ£ΌκΈ°μ—μ„œ μ€‘μš”ν•œ μš”μ†Œλ“€μΈ
03:47
by changing my meals, exercise and light exposure,
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식사 μ‹œκ°„, μš΄λ™, λΉ› λ…ΈμΆœμ •λ„λ„ μ‘°μ ˆν•΄ λ³΄μ•˜μŠ΅λ‹ˆλ‹€.
03:51
but I still couldn't find a way to get a deeper night of sleep ...
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κ·Έλž˜λ„ 획기적으둜 κΉŠμ€ μž μ„ 잘 방법은 찾지 λͺ»ν–ˆμ£ .
03:55
that is until I met Dr. Dmitry Gerashchenko
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ν•˜λ²„λ“œ μ˜κ³ΌλŒ€ν•™μ—μ„œ 근무 쀑이신
03:58
from Harvard Medical School.
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λ“œλ―ΈνŠΈλ¦¬ μ œλΌμ‡Όμ²Έμ½” κ΅μˆ˜λ‹˜μ„ λ§Œλ‚˜κΈ° μ „κΉŒμ§€λŠ”μš”.
04:00
Dmitry told me about a new finding in the literature,
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λ“œλ―ΈνŠΈλ¦¬ κ΅μˆ˜λŠ” μ–΄λŠ ν•œ λ¬Έν—Œμ—μ„œμ˜ μƒˆλ‘œμš΄ λ°œκ²¬μ— λŒ€ν•΄ μ–˜κΈ°ν•΄μ£Όμ—ˆμŠ΅λ‹ˆλ‹€.
04:03
where a lab out of Germany showed that if you could play certain sounds
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λ…μΌμ˜ ν•œ μ—°κ΅¬μ‹€μ—μ„œ λ°œκ²¬ν•œ 것인데
04:08
at the right time in people's sleep,
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λ§Œμ•½ μ‚¬λžŒλ“€μ΄ μ μ ˆν•œ μ‹œκ°„μ— νŠΉμ • μ†Œλ¦¬λ₯Ό 듀을 수 μžˆλ‹€λ©΄
04:10
you could actually make sleep deeper and more efficient.
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μ‹€μ œλ‘œ μˆ˜λ©΄μ„ 더 깊고 효율적으둜 μ·¨ν•  수 μžˆλ‹€λŠ” λ‚΄μš©μ΄μ—ˆμŠ΅λ‹ˆλ‹€.
04:15
And what's more, is that this lab showed
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그리고 λ˜ν•œ
04:17
that you actually could improve next-day memory performance
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이 μ†Œλ¦¬λ‘œ 인해, λ‹€μŒ λ‚  κΈ°μ–΅λ ₯을 ν–₯μƒμ‹œν‚¬ 수 μžˆμŒμ„ 증λͺ…ν•΄λƒˆμŠ΅λ‹ˆλ‹€.
04:21
with this sound.
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04:23
Dmitry and I teamed up,
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λ“œλ―ΈνŠΈλ¦¬μ™€ μ €λŠ” ν•œ νŒ€μ΄ λ˜μ–΄μ„œ
04:24
and we began working on a way to build this technology.
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이 κΈ°μˆ μ„ κ°œλ°œν•˜κΈ° μœ„ν•΄ ν•¨κ»˜ μΌν–ˆμŠ΅λ‹ˆλ‹€.
04:28
With our research lab collaborators at Penn State,
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νŽœμ‹€λ² λ‹ˆμ•„ μ£Όλ¦½λŒ€μ— μžˆλŠ” 우리 μ—°κ΅¬μ‹€μ—μ„œ 같이 μΌν•˜λ˜ λ™λ£Œλ“€κ³Ό ν•¨κ»˜
04:32
we designed experiments in order to validate our system.
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이 μ‹œμŠ€ν…œμ„ 증λͺ…ν•˜κΈ° μœ„ν•΄ μ—¬λŸ¬ μ‹€ν—˜μ„ μ„€κ³„ν–ˆμ£ .
04:35
And we've since received grant funding from the National Science Foundation
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ꡭ립 κ³Όν•™ μž¬λ‹¨κ³Ό ꡭ립보건원은
κΉŠμ€ μˆ˜λ©΄μ— λŒ€ν•œ κΈ°μˆ μ„ 크게 λ°œμ „μ‹œν‚¬ 수 μžˆλ„λ‘
04:39
and the National Institute of Health
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04:41
to develop this deep-sleep stimulating technology.
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μš°λ¦¬μ—κ²Œ κΈ°κΈˆμ„ λ§ˆλ ¨ν•΄ μ£Όμ—ˆμŠ΅λ‹ˆλ‹€.
04:45
Here's how it works.
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μ–΄λ–»κ²Œ μ΄λ£¨μ–΄μ‘ŒλŠ”μ§€ λ§μ”€λ“œλ¦¬κ² μŠ΅λ‹ˆλ‹€.
04:47
People came into the lab
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μ‚¬λžŒλ“€μ΄ 우리 μ‹€ν—˜μ‹€μ— λ°©λ¬Έν•˜λ©΄
04:48
and we hooked them up to a number of devices,
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μš°λ¦¬λŠ” κ·Έλ“€μ—κ²Œ λ²ˆν˜Έκ°€ 뢙은 κΈ°κΈ°λ₯Ό ν• λ‹Ήν•΄μ£Όκ³ 
04:50
two of which I have on right here --
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κ·Έ κΈ°κΈ° 쀑 λ‘κ°œκ°€ 여기에 μžˆμŠ΅λ‹ˆλ‹€.
04:52
not a fashion statement.
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νŒ¨μ…˜μ— λŒ€ν•΄μ„œλŠ” λ…Όν•˜μ§€ λ§μ•„μ£Όμ„Έμš”.
04:53
(Laughter)
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(μ›ƒμŒ)
04:56
When we detected that people were in deep sleep,
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μ‚¬λžŒλ“€μ΄ κΉŠμ€ μˆ˜λ©΄μ— μžˆμ„ λ•Œ 그것을 κ°μ§€ν•˜κ³ 
04:59
we played the deep-sleep stimulating sounds
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이 λ•Œ μš°λ¦¬λŠ” κΉŠμ€ μˆ˜λ©΄μ„ λ•λŠ” μ†Œλ¦¬λ₯Ό λ“€λ €μ€λ‹ˆλ‹€.
05:01
that were shown to make them have deeper sleep.
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그듀이 더 κΉŠμ€ μˆ˜λ©΄μ— 빠질 수 μžˆλ„λ‘ 말이죠.
05:04
I'm going to demo this sound for you right now.
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μ§€κΈˆ 여기에 κ·Έ μ†Œλ¦¬ 데λͺ¨λ²„전을 가지고 μ™”μŠ΅λ‹ˆλ‹€.
05:08
(Repeating sound waves)
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(λ°˜λ³΅λ˜λŠ” 음파)
05:16
Pretty weird, right?
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κ½€ μ΄μƒν•˜μ£ ?
05:17
(Laughter)
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(μ›ƒμŒ)
05:19
So that sound is actually at the same burst frequency as your brain waves
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이 μ†Œλ¦¬λŠ” 사싀 μ—¬λŸ¬λΆ„μ˜ λ‡Œκ°€ κΉŠμ€ μˆ˜λ©΄μ— λΉ μ‘Œμ„ λ•Œμ˜
05:25
when your brain is in deep sleep.
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λ‘λ‡ŒνŒŒ μ§„λ™μˆ˜μ™€ λ™μΌν•©λ‹ˆλ‹€.
05:27
That sound pattern actually primes your mind
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κ·Έ μ†Œλ¦¬ νŒ¨ν„΄μ€ μ‹€μ§ˆμ μœΌλ‘œ
05:30
to have more of these regenerative delta waves.
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μƒμ„±λ˜λŠ” λΈνŒŒνƒ€λ₯Ό 더 잘 μƒμ„±λ˜λ„λ‘ λ•μŠ΅λ‹ˆλ‹€.
05:34
When we asked participants the next day about the sounds,
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μ œκ°€ 이 μ†Œλ¦¬μ— λŒ€ν•΄μ„œ λ‹€μŒ λ‚  μ°Έκ°€μžμ—κ²Œ 물어보면
05:37
they were completely unaware that we played the sounds,
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그듀은 κ·Έ μ†Œλ¦¬λ₯Ό ν‹€μ–΄μ€¬λ‹€λŠ” 것을 μ „ν˜€ μΈμ‹ν•˜μ§€ λͺ»ν–ˆλ‹€κ³  ν•  κ²ƒμž…λ‹ˆλ‹€.
05:39
yet their brains responded with more of these delta waves.
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κ·ΈλŸ¬λ‚˜ λ‡ŒλŠ” 이 λΈνŒŒνƒ€μ— 더 잘 λ°˜μ‘ν–ˆμ£ .
05:44
Here's an image of someone's brain waves from the study that we conducted.
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여기에 μš°λ¦¬κ°€ μ‹œν–‰ν–ˆλ˜ μ—°κ΅¬μ—μ„œ λˆ„κ΅°κ°€μ˜ λ‡ŒνŒŒ 이미지λ₯Ό κ°€μ Έμ™”μŠ΅λ‹ˆλ‹€.
05:48
See the bottom panel?
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λ°”λ‹₯ νŒ¨λ„μ„ λ³΄μ‹œκ² μ–΄μš”?
05:49
This shows the sound being played at that burst frequency.
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λ²„μŠ€νŠΈ μ£ΌνŒŒμˆ˜μ—μ„œ μ†Œλ¦¬κ°€ μž¬μƒλ˜κ³  μžˆλŠ” 것을 보싀 수 μžˆμŠ΅λ‹ˆλ‹€.
05:53
Now look at the brain waves in the upper part of the graph.
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κ·Έλž˜ν”„μ˜ μœ— λΆ€λΆ„μ—μ„œλŠ” λ‡ŒνŒŒλ₯Ό 보싀 수 μžˆκ³ μš”.
05:56
You can see from the graph
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μ—¬λŸ¬λΆ„μ€ 이 κ·Έλž˜ν”„λ₯Ό ν†΅ν•΄μ„œ
05:58
that the sound is actually producing more of these regenerative delta waves.
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μ†Œλ¦¬κ°€ μƒμ„±λœ λΈνƒ€νŒŒκ°€ 더 잘 생성됨을 보싀 수 μžˆμ„ κ²λ‹ˆλ‹€.
06:04
We learned that we could accurately track sleep
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μš°λ¦¬λŠ” μ‚¬λžŒμ—κ²Œ 전극을 μ—°κ²°ν•˜μ§€ μ•Šκ³ λ„
06:06
without hooking people up to electrodes
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잠 νŒ¨ν„΄μ„ μ •ν™•ν•˜κ²Œ λ³Ό 수 μžˆλ‹€λŠ” 것을 λ°œκ²¬ν–ˆμŠ΅λ‹ˆλ‹€.
06:09
and make people sleep deeper.
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μ‚¬λžŒλ“€μ„ 더 깊이 자게 ν•  μˆ˜λ„ μžˆλ‹€λŠ” κ²ƒλ„μš”.
06:12
We're continuing to develop
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μš°λ¦¬λŠ” μ λ‹Ήν•œ μ†Œλ¦¬ ν™˜κ²½μ„ κ³„μ†ν•΄μ„œ 연ꡬ할 것이고
06:14
the right sound environment and sleep habitat
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이 μ†Œλ¦¬κ°€ 수면 건강을 ν–₯μƒμ‹œν‚€κΈ° μœ„ν•œ 수면 μŠ΅κ΄€μ„
06:17
to improve people's sleep health.
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λ°œκ²¬ν•˜κΈ° μœ„ν•΄ λ…Έλ ₯ν•  κ²ƒμž…λ‹ˆλ‹€.
06:20
Our sleep isn't as regenerative as it could be,
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μš°λ¦¬λŠ” μž μ΄λΌλŠ” 것을 우리 λ§ˆμŒλŒ€λ‘œ 생성할 μˆ˜λŠ” μ—†μ§€λ§Œ
06:24
but maybe one day soon,
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곧 μ–Έμ  κ°€ κ·Έλ ‡κ²Œ 될 κ²ƒμž…λ‹ˆλ‹€.
06:26
we could wear a small device
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μš°λ¦¬κ°€ μž‘μ€ κΈ°κΈ° ν•˜λ‚˜λ₯Ό μ°©μš©ν•˜κΈ°λ§Œ ν•˜λ©΄
06:28
and get more out of our sleep.
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더 쒋은 μž μ„ 잘 수 있게 될 κ²ƒμž…λ‹ˆλ‹€.
06:31
Thank you.
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κ°μ‚¬ν•©λ‹ˆλ‹€.
06:32
(Applause)
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(λ°•μˆ˜)
이 μ›Ήμ‚¬μ΄νŠΈ 정보

이 μ‚¬μ΄νŠΈλŠ” μ˜μ–΄ ν•™μŠ΅μ— μœ μš©ν•œ YouTube λ™μ˜μƒμ„ μ†Œκ°œν•©λ‹ˆλ‹€. μ „ 세계 졜고의 μ„ μƒλ‹˜λ“€μ΄ κ°€λ₯΄μΉ˜λŠ” μ˜μ–΄ μˆ˜μ—…μ„ 보게 될 κ²ƒμž…λ‹ˆλ‹€. 각 λ™μ˜μƒ νŽ˜μ΄μ§€μ— ν‘œμ‹œλ˜λŠ” μ˜μ–΄ μžλ§‰μ„ 더블 ν΄λ¦­ν•˜λ©΄ κ·Έκ³³μ—μ„œ λ™μ˜μƒμ΄ μž¬μƒλ©λ‹ˆλ‹€. λΉ„λ””μ˜€ μž¬μƒμ— 맞좰 μžλ§‰μ΄ μŠ€ν¬λ‘€λ©λ‹ˆλ‹€. μ˜κ²¬μ΄λ‚˜ μš”μ²­μ΄ μžˆλŠ” 경우 이 문의 양식을 μ‚¬μš©ν•˜μ—¬ λ¬Έμ˜ν•˜μ‹­μ‹œμ˜€.

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