KIDS who sleep with the light on could risk leukaemia, parents were公仔箱論壇% P6 p! T" {& ~/ H
warned yesterday.
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5 s' ~3 x' I9 u+ s( v( ?公仔箱論壇Scientists have found the body needs darkness to produce a chemical公仔箱論壇* A. V6 x b9 r0 I8 Z
that fights cancer.
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: e9 S J1 z0 `www2.tvboxnow.comEven switching the light on for the toilet, staying up late, travellingtvb now,tvbnow,bttvb5 f+ r; N X% H; i- Y
across time zones, or the light from street lamps can stop enough
& s# ^( r' W1 a |; _2 O$ { melatonin being made, they say.
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& z& e( E$ G/ q* ^* W公仔箱論壇The body needs the chemical to prevent damage to DNA and its absence5 V2 U4 d& f( o
stops fatty acids reaching tumours and preventing them growing. Texas
( a; X [4 R$ A( K1 L2 w' RUniversity Prof Russell Reiter, who led the research, said: 'Once you
. j. b6 M* D* F3 @: Y8 \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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3 ~# N8 t& x, m; c n$ f5 Qwww2.tvboxnow.comRates 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 yesterday
2 u4 Y. s a* s% c S1 v" P& Hheard that people were being subjected to more light at night than
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( m7 T" x! ? e, _! cTVBNOW 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。This suppressed the production of melatonin which normally happens between 9pm and 8am.www2.tvboxnow.com" ?' |( G( O. M1 w
7 x l: o6 ?) D7 q3 }) Atvb now,tvbnow,bttvbPast research has shown those most affected, like shift workers, had
) M( }* c: l+ a% ^0 B0 Jhigher levels of breast cancer.
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Blind people, who are not vulnerable to fluctuations of melatonin, have公仔箱論壇% m. {" d8 Z- J- |
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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