KIDS who sleep with the light on could risk leukaemia, parents were* M1 j; l* D5 } M8 ?
warned yesterday.; o% j" _1 D9 z
0 I& s0 K* o! o5 G) ?: f' aTVBNOW 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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?0 ]: e. z& e' ]7 a T$ Mwww3.tvboxnow.comEven switching the light on for the toilet, staying up late, travelling/ h- s+ o1 M3 H! Z/ K7 c& u h! [% M/ R
across time zones, or the light from street lamps can stop enough8 z5 G9 d# @, E" N+ G) X
melatonin being made, they say.
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The body needs the chemical to prevent damage to DNA and its absencewww3.tvboxnow.com/ }% {; O* B2 l* I
stops fatty acids reaching tumours and preventing them growing. Texas
) W# w" M5 X) y公仔箱論壇University Prof Russell Reiter, who led the research, said: 'Once you
# x$ g+ T9 n9 S$ I3 \3 Y1 }: o8 V* @, K( HTVBNOW 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。go to bed you should not even switch the light on for a minute.5 \( r5 ?, o3 c& O" r8 |" r, p
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'Your brain immediately recognises the light as day and melatonin
" j7 |6 t0 H llevels drop.'www3.tvboxnow.com9 O# R) B" q8 Z: c. W9 r
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Rates of childhood leukaemia have doubled in the past 40 years.www3.tvboxnow.com$ K$ W0 Z& _/ G- j5 ^
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。) j" h/ R7 _) U. L& f2 n
About 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday
* v7 v2 _5 n/ ^& _heard that people were being subjected to more light at night than
5 d' }* H$ h8 H, \9 ? L公仔箱論壇ever..
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This suppressed the production of melatonin which normally happens between 9pm and 8am.
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# p) q. g o# q" O' I8 FTVBNOW 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。Past research has shown those most affected, like shift workers, had
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Blind people, who are not vulnerable to fluctuations of melatonin, haveTVBNOW 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。 i' r9 I4 A% c- Q: i1 g
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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