KIDS who sleep with the light on could risk leukaemia, parents were
" F. _. B6 Y2 J# p5 m: oTVBNOW 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。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。( m# `9 h* S/ j( p! R. x/ ?/ e
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Scientists have found the body needs darkness to produce a chemicalTVBNOW 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。8 m6 O+ Y: I/ \% o% H, _, i& s, F
that fights cancer.公仔箱論壇( x$ X5 F2 E" `0 |! m& i
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Even switching the light on for the toilet, staying up late, travelling& j5 p* H" B) }* u% c6 T1 i
across time zones, or the light from street lamps can stop enoughwww3.tvboxnow.com9 | l6 Z. |# \5 i
melatonin being made, they say.
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The body needs the chemical to prevent damage to DNA and its absence8 p/ x; C) b) s, T$ W% L, J; I
stops fatty acids reaching tumours and preventing them growing. Texas! I- L( @ I- y3 J
University Prof Russell Reiter, who led the research, said: 'Once you
7 a+ V k6 A0 \go to bed you should not even switch the light on for a minute.
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6 Q% i3 v# b; O* d* X'Your brain immediately recognises the light as day and melatonin公仔箱論壇1 t& D6 D7 A- j+ W% ^1 n
levels drop.'
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Rates of childhood leukaemia have doubled in the past 40 years.
9 f4 m# ]# a0 J% z* ^2 ?% mTVBNOW 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。 tvb now,tvbnow,bttvb; u/ d% B# f& f: B6 G! O3 H! e' U
About 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday
5 Q0 L: U) a9 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。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。5 k2 j) V; c+ P2 O: c
ever..
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This suppressed the production of melatonin which normally happens between 9pm and 8am.
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5 [8 [; r3 ?3 z8 W6 Ytvb now,tvbnow,bttvbPast research has shown those most affected, like shift workers, had
w4 H- j# `0 ]: J8 a/ V, Rhigher levels of breast cancer.www3.tvboxnow.com9 |; B" Q3 I# g( c7 \. g
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Blind people, who are not vulnerable to fluctuations of melatonin, have
; s3 _* j9 K0 F7 b6 Jwww3.tvboxnow.comlower rates of cancer, it was found.
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- g8 E2 Z- j( l5 X# y9 o1 \Parents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.) i) |( k) v7 i( a' a
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發表於 2008-8-1 11:02 AM
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