KIDS who sleep with the light on could risk leukaemia, parents were
' c' Z! g6 i/ j% N$ x+ e+ K0 m% k公仔箱論壇warned yesterday.
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) p F" S0 b! y' Y% S2 H1 z: Y( rTVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。Scientists have found the body needs darkness to produce a chemical
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Even switching the light on for the toilet, staying up late, travellingwww2.tvboxnow.com- u5 y. z) ?! `) s" G
across time zones, or the light from street lamps can stop enough
Z+ F! ~$ l! P7 t公仔箱論壇 melatonin being made, they say.www2.tvboxnow.com5 D: N) \2 W$ M: ? S/ W; V
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The body needs the chemical to prevent damage to DNA and its absencetvb now,tvbnow,bttvb5 e5 Z/ ? ~5 u* v& x7 A
stops fatty acids reaching tumours and preventing them growing. Texas7 `7 b7 [1 x, d; {
University Prof Russell Reiter, who led the research, said: 'Once youwww2.tvboxnow.com# P& Y' }' ]& \- D: `: q
go to bed you should not even switch the light on for a minute.
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'Your brain immediately recognises the light as day and melatonin
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' A; i3 \9 x( Y$ T: bwww2.tvboxnow.comRates of childhood leukaemia have doubled in the past 40 years.
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, y7 r0 r4 Y# h3 T D+ x+ s0 Zwww2.tvboxnow.comAbout 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday公仔箱論壇/ M0 c( v+ X3 Z) x m
heard that people were being subjected to more light at night than公仔箱論壇) [, c5 P3 j5 V
ever..www2.tvboxnow.com- R' g2 S, W! _* E; L- \8 p
0 \5 |* a5 q' i0 A. a公仔箱論壇This suppressed the production of melatonin which normally happens between 9pm and 8am.www2.tvboxnow.com4 F* A# w2 C9 N/ B
/ A6 T( z x$ L8 c公仔箱論壇Past research has shown those most affected, like shift workers, had
% Y' z6 @, g% V6 ^3 B. _- V2 }TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。higher levels of breast cancer.tvb now,tvbnow,bttvb1 M2 D; R6 W& x1 w
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Blind people, who are not vulnerable to fluctuations of melatonin, havewww2.tvboxnow.com4 F; t2 a+ I& }
lower rates of cancer, it was found.
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Parents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.
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發表於 2008-8-1 11:02 AM
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