KIDS who sleep with the light on could risk leukaemia, parents were
; d3 }1 c) c$ o" v3 O4 A T公仔箱論壇warned yesterday.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。& ?( `7 i2 _) v# G
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Scientists have found the body needs darkness to produce a chemical
0 _0 C$ D8 \, W2 j& h8 Qtvb now,tvbnow,bttvbthat fights cancer.
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: L* I% A; F5 y; D* QEven switching the light on for the toilet, staying up late, travellingos.tvboxnow.com, K( O& A f& S0 g S
across time zones, or the light from street lamps can stop enough
6 z6 T8 s7 P' [4 s( n0 U公仔箱論壇 melatonin being made, they say.
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( ^, z$ F& D# `2 I7 h' O) pTVBNOW 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。The body needs the chemical to prevent damage to DNA and its absence
* M* }( ^- L" ytvb now,tvbnow,bttvbstops fatty acids reaching tumours and preventing them growing. Texas
9 y T# E, ]: j0 U2 ]( I3 g* F- S公仔箱論壇University Prof Russell Reiter, who led the research, said: 'Once you公仔箱論壇/ `! e! g" q4 l' S* ~9 _( x( _
go to bed you should not even switch the light on for a minute.
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7 J' P, a! n0 B8 ]) f( p公仔箱論壇'Your brain immediately recognises the light as day and melatonin
) v- {. i* M& H; s3 d' @& i9 |" c+ flevels drop.'
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Rates of childhood leukaemia have doubled in the past 40 years.
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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。6 N! ^# |2 @) Q+ [
heard that people were being subjected to more light at night than
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This suppressed the production of melatonin which normally happens between 9pm and 8am. \4 B% W" ?6 ~
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Past research has shown those most affected, like shift workers, hados.tvboxnow.com, @( M) ^4 z; ^' h2 l2 L+ e, O2 K
higher levels of breast cancer.tvb now,tvbnow,bttvb& }2 y/ g5 j1 q. T9 G: u1 J
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Blind people, who are not vulnerable to fluctuations of melatonin, have
+ X9 n4 E- Z I7 a+ f8 ltvb now,tvbnow,bttvblower rates of cancer, it was found.
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% O% r1 t% P$ Y1 s7 k% Itvb now,tvbnow,bttvbParents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.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。! T) y& O! r' F+ r6 U: c' y
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發表於 2008-8-1 11:02 AM
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