KIDS who sleep with the light on could risk leukaemia, parents were
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Scientists have found the body needs darkness to produce a chemical
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Even switching the light on for the toilet, staying up late, travelling
6 v9 T0 d+ N; p+ Q公仔箱論壇across time zones, or the light from street lamps can stop enough
k% e, o0 B" `( c. |# Z& r o( {) Ztvb now,tvbnow,bttvb melatonin being made, they say.
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The body needs the chemical to prevent damage to DNA and its absence
1 R' r8 m0 F2 y' e3 X/ u; @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。stops fatty acids reaching tumours and preventing them growing. Texas+ Y; `1 Q: A) q! n" b3 y) {
University Prof Russell Reiter, who led the research, said: 'Once you
$ {0 z7 j1 V* X# s i/ k, RTVBNOW 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.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。9 a9 h$ X4 J' O7 h* e7 ^- l3 x q
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'Your brain immediately recognises the light as day and melatonin
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Rates of childhood leukaemia have doubled in the past 40 years./ x3 c7 k& C [# @3 v8 P" v
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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
7 O8 |) X1 u6 d/ qwww2.tvboxnow.comheard 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.
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" j) U: M6 S& I7 _) ?* lTVBNOW 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。Past research has shown those most affected, like shift workers, hadTVBNOW 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# Z9 w% J( k7 v0 G( [+ e
higher levels of breast cancer.
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Blind people, who are not vulnerable to fluctuations of melatonin, havewww2.tvboxnow.com/ }0 g) f9 _( I" A* z0 w1 n
lower rates of cancer, it was found.8 \5 U! a4 U+ G8 P4 Z3 G5 \
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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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