KIDS who sleep with the light on could risk leukaemia, parents were1 y% N- u! Y7 P5 ]2 K2 \
warned yesterday.
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: \, q# e+ L, B, B) f9 t, x公仔箱論壇Scientists have found the body needs darkness to produce a chemical公仔箱論壇6 C6 p3 G" m! j- Y( y8 _
that fights cancer.tvb now,tvbnow,bttvb6 E2 e u/ |8 i( |" n. z, a; }
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。% w# @+ e7 Y5 ]' Q
Even switching the light on for the toilet, staying up late, travelling
* K; D; j+ {4 P$ i9 g4 [3 \tvb now,tvbnow,bttvbacross time zones, or the light from street lamps can stop enough
9 ?: ^+ z& a/ t; y" s公仔箱論壇 melatonin being made, they say.公仔箱論壇+ k" c- j5 ?. V6 `+ V3 o$ S% S
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The body needs the chemical to prevent damage to DNA and its absence: W/ C) J. ]% q8 g8 C7 J
stops fatty acids reaching tumours and preventing them growing. Texas* Z. c# }3 g/ e' @/ ]% ^/ M E
University Prof Russell Reiter, who led the research, said: 'Once you
# s% Q* e: M* Ctvb now,tvbnow,bttvbgo 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公仔箱論壇: p/ R3 H; h+ u f
levels drop.' Q6 O9 H* M0 |5 i
- Q- n( N8 d7 ztvb now,tvbnow,bttvbRates of childhood leukaemia have doubled in the past 40 years.
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C& c1 D m3 Z7 \+ U' BAbout 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday公仔箱論壇; }( W# L# e/ u
heard that people were being subjected to more light at night than
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* g: |; m( y4 L1 C' I) lThis suppressed the production of melatonin which normally happens between 9pm and 8am.
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Past research has shown those most affected, like shift workers, had
. ?" M) J' `) D4 p4 xhigher levels of breast cancer.
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Blind people, who are not vulnerable to fluctuations of melatonin, haveTVBNOW 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。! j: W! T5 f, [$ \6 l
lower rates of cancer, it was found.公仔箱論壇" z: r O" y' M j- l4 o
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Parents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.公仔箱論壇7 \) M* b0 w0 c9 ?+ `& h1 H
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發表於 2008-8-1 11:02 AM
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