KIDS who sleep with the light on could risk leukaemia, parents were
" E( o: I! O4 M+ v4 Z( wtvb now,tvbnow,bttvbwarned yesterday.7 G' o# i# W8 F/ t0 ^3 E: D5 w
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Scientists have found the body needs darkness to produce a chemical
, p4 j# a. F8 Z3 m( Uwww2.tvboxnow.comthat fights cancer.公仔箱論壇7 p) s/ K! K: c m4 T
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Even switching the light on for the toilet, staying up late, travelling
1 W8 A8 K5 ]& U* `- Y3 D% b公仔箱論壇across time zones, or the light from street lamps can stop enough
. T( ^# o0 U/ I* A6 F公仔箱論壇 melatonin being made, they say.
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- U( l0 N6 V6 L( G7 Q' m7 lwww2.tvboxnow.comThe body needs the chemical to prevent damage to DNA and its absence
( L4 x2 v* q* s! q1 H1 D$ Mstops fatty acids reaching tumours and preventing them growing. Texas
D: w. e6 x# \# _: R; y2 Itvb now,tvbnow,bttvbUniversity Prof Russell Reiter, who led the research, said: 'Once you
! A* a" i Z, A0 @. g( JTVBNOW 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.
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. @6 x) i# R( X$ y+ l. {tvb now,tvbnow,bttvb'Your brain immediately recognises the light as day and melatonin
6 ]/ G7 s- w( G" }tvb now,tvbnow,bttvblevels drop.'
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Rates of childhood leukaemia have doubled in the past 40 years.: G6 a! I2 t1 X2 T2 l
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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
" P0 H% S, u5 x9 K& ZTVBNOW 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。heard that people were being subjected to more light at night thanTVBNOW 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 r9 l. |" w! p1 h
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; s, x% V7 l3 OThis suppressed the production of melatonin which normally happens between 9pm and 8am.
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0 ~, I* y3 t* F# G8 s公仔箱論壇Past research has shown those most affected, like shift workers, had
0 B9 M6 }9 {/ S/ ^( s7 ]1 `& DTVBNOW 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.www2.tvboxnow.com5 D6 H% U: k h e9 U. G3 b" ~
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Blind people, who are not vulnerable to fluctuations of melatonin, have
# I( a- ?3 a$ D8 K: q0 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。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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