KIDS who sleep with the light on could risk leukaemia, parents wereTVBNOW 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。! j3 A/ M7 o9 M- t6 y" n6 J& q
warned yesterday.
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Scientists have found the body needs darkness to produce a chemicalwww2.tvboxnow.com; w! k- j0 `% Y$ V
that fights cancer.www2.tvboxnow.com$ r+ k, B# H% Q. p
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Even switching the light on for the toilet, staying up late, travelling公仔箱論壇* G& y( x! [# _9 J7 f( w0 a, ^
across time zones, or the light from street lamps can stop enoughTVBNOW 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。4 ?# V8 x2 D1 M: ~
melatonin being made, they say.www2.tvboxnow.com! k' [2 H5 H( n& Z0 x1 R
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The body needs the chemical to prevent damage to DNA and its absence8 t/ j: m1 w6 p$ E: C8 }$ k' V
stops fatty acids reaching tumours and preventing them growing. Texas
5 N7 Y: [ U+ [% U) q+ i5 U9 M' ~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。University Prof Russell Reiter, who led the research, said: 'Once youTVBNOW 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。' e7 A! u5 E$ V0 D0 s- F
go to bed you should not even switch the light on for a minute.
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% ]9 O* X( {! m: n' V9 _, V7 F公仔箱論壇'Your brain immediately recognises the light as day and melatonin
, w: C2 p7 I) V _2 ?2 awww2.tvboxnow.comlevels drop.'
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/ U3 `/ X9 l* f- G7 J e* hwww2.tvboxnow.comRates of childhood leukaemia have doubled in the past 40 years.tvb now,tvbnow,bttvb9 S; a6 W) j. W; X. s
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About 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterdayTVBNOW 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。9 k& ^; e6 d# `/ f: O
heard that people were being subjected to more light at night than, f( `: A& n2 u: K
ever..
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This suppressed the production of melatonin which normally happens between 9pm and 8am.! x Y) ~# ~; G4 N$ O
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Past research has shown those most affected, like shift workers, had
# [' d8 L+ S- ^; ]higher levels of breast cancer.
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Blind people, who are not vulnerable to fluctuations of melatonin, have! O& O0 Q4 k0 D% _5 F8 V
lower rates of cancer, it was found.
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$ l L: c$ g8 [6 b. G9 F9 _tvb now,tvbnow,bttvbParents 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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