Twilight ๐ ๊ฑด๊ฐํ ์๋ฉด์ ์ํด
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๊ฑด๊ฐํ ์๋ฉด์ ์ํด
์ ๋๋ ๋ฐ ๋ฌธ์ ๊ฐ ์์ต๋๊น? ์์ด๋ค์ด ์๊ธฐ ์ ์ ํ๋ธ๋ฆฟ์ ํ ๋ ๋งค์ฐ ํ๋์ ์ธ๊ฐ์?
๋ฐค์ ์ค๋งํธํฐ์ด๋ ํ๋ธ๋ฆฟ์ ์ฌ์ฉํ์ญ๋๊น? Twilight ์ฑ์ ์ฌ์ฉํด๋ณด์ธ์!
์ต๊ทผ ์ฐ๊ตฌ ๊ฒฐ๊ณผ์ ์ํ๋ฉด ์๊ธฐ ์ ๋ธ๋ฃจ ๋ผ์ดํธ ์ ๋ ธ์ถ๋๋ฉด ์์ฐ์ ์ธ ์์ฒด ๋ฆฌ๋ฌ์ด ๋ถ์์ ํด์ง๋ฏ๋ก ์ ์ ๋๋ ๋ฐ ๋ฐฉํด ๋ฅผ ์ค ์ ์๋ค๊ณ ํฉ๋๋ค.
์์ธ์ ๋ฉ๋ผ๋์ ์ด๋ผ๋ ์๊ตฌ์ ๊ด์์ฉ๊ธฐ์ ์์ต๋๋ค. ์ด ๊ด์์ฉ๊ธฐ๋ 460-480nm์ ํ๋ ๋น์ ๋ฏผ๊ฐํ๊ฒ ๋ฐ์ํ์ฌ ๋ฉ๋ผํ ๋(๊ฑด๊ฐํ ์๋ฉด/๊ธฐ์ ์ฃผ๊ธฐ๋ฅผ ์ฑ ์์ง๋ ํธ๋ฅด๋ชฌ)์ ๋ถ๋น๋ฅผ ์ต์ ํ ์ ์์ต๋๋ค.
์คํ์ ์ํ๋ฉด ์๊ธฐ ์ ์ ๋ช ์๊ฐ ๋์ํ๋ธ๋ฆฟ์ด๋ ์ค๋งํธํฐ ํ๋ฉด์ ๋ณด๋ฉด ์๋ฉด ์๊ฐ์ด ํ ์๊ฐ ์ ๋ ๊ฐ์ํ๋ค๊ณ ํฉ๋๋ค.
Twilight ์ฑ์ ์ฅ์น์ ํ๋ฉด์ ์๊ฐ์ ๋ง์ถฐ์ ์กฐ์ ํฉ๋๋ค. ์ผ๋ชฐ ํ์ ์ฑ์ ํธ์ํ๊ณ ๋ถ๋๋ฌ์ด ๋นจ๊ฐ์ ํํฐ๋ฅผ ์ฌ์ฉํ์ฌ ์ค๋งํธํฐ์ด๋ ํ๋ธ๋ฆฟ์ ํ๋ ๋น์ ํฌ๊ณผํ์ง ๋ชปํ๋๋ก ๋ง์ต๋๋ค. ํํฐ ๊ฐ๋๋ ํ์ง ์ผ์ถ/์ผ๋ชฐ ์๊ฐ์ ๋ง์ถฐ์ ๋ถ๋๋ฝ๊ฒ ์กฐ์ ๋ฉ๋๋ค.
ํ๋์ผ์ฃผ๊ธฐ์ ๋ฉ๋ผํ ๋์ ์ญํ์ ๋ํด ์ฝ์ด๋ณด์ธ์:
๋ค์ด๋ฒ ๋ฐฑ๊ณผ์ฌ์ : ๋ฉ๋ผํ ๋
๋ค์ด๋ฒ ๋ฐฑ๊ณผ์ฌ์ : ์ต์ - ๋ฉ๋ผ๋์
์ํค๋ฐฑ๊ณผ: ํ๋์ผ์ฃผ๊ธฐ
์ํค๋ฐฑ๊ณผ: Circadian rhythm disorder (์๋ฌธ)
๊ด๊ณ๋ ๊ณผํ ์ฐ๊ตฌ:
Amplitude Reduction and Phase Shifts of Melatonin, Cortisol and Other Circadian Rhythms after a Gradual Advance of Sleep and Light Exposure in Humans
Derk-Jan Dijk, Jeanne F. Duffy, Edward J. Silva, Theresa L. Shanahan, Diane B. Boivin, Charles A. Czeisler 2012
Exposure to Room Light before Bedtime Suppresses Melatonin Onset and Shortens Melatonin Duration in Humans
Joshua J. Gooley, Kyle Chamberlain, Kurt A. Smith, Sat Bir S. Khalsa, Shantha M. W. Rajaratnam, Eliza Van Reen, Jamie M. Zeitzer, Charles A. Czeisler, Steven W. 2011
Effect of Light on Human Circadian Physiology
Jeanne F. Duffy, Charles A. Czeisler 2009
Efficacy of a single sequence of intermittent bright light pulses for delaying circadian phase in humans
Claude Gronfier, Kenneth P. Wright, Richard E. Kronauer, Megan E. Jewett, Charles A. Czeisler 2009
Intrinsic period and light intensity determine the phase relationship between melatonin and sleep in humans
Kenneth P. Wright, Claude Gronfier, Jeanne F. Duffy, Charles A. Czeisler 2009
The Impact of Sleep Timing and Bright Light Exposure on Attentional Impairment during Night Work
Nayantara Santhi, Daniel Aeschbach, Todd S. Horowitz, Charles A. Czeisler 2008
Short-Wavelength Light Sensitivity of Circadian, Pupillary, and Visual Awareness in Humans Lacking an Outer Retina
Farhan H. Zaidi, Joseph T. Hull, Stuart N. Peirson, Katharina Wulff, Daniel Aeschbach, Joshua J. Gooley, George C. Brainard, Kevin Gregory-Evans, Joseph F. Rizzo, III, Charles A. Czeisler, Russell G. Foster, Merrick J. Moseley, Steven W. Lockley. 2007
High sensitivity of the human circadian melatonin rhythm to resetting by short wavelength light.
Lockley SW, Brainard GC, Czeisler CA. 2003
Sensitivity of the human circadian pacemaker to nocturnal light: melatonin phase resetting and suppression
Jamie M Zeitzer, Derk-Jan Dijk, Richard E Kronauer, Emery N Brown, Charles A Czeisler 2000
Phase-shifting human circadian rhythms: influence of sleep timing, social contact and light exposure
J F Duffy, R E Kronauer, C A Czeisler 1996
Exposure to bright light and darkness to treat physiologic maladaptation to night work.
Czeisler CA, Johnson MP, Duffy JF, Brown EN, Ronda JM, Kronauer RE. 1990