KIDS who sleep with the light on could risk leukaemia, parents were公仔箱論壇* }% \4 d* }4 j) ~2 e7 B; Q
warned yesterday.tvb now,tvbnow,bttvb6 a. Q9 ~5 E, z5 S$ p! l* M/ z
1 H& j% A( h/ ?+ d$ |Scientists have found the body needs darkness to produce a chemical
5 r. a6 R i2 o- D5.39.217.76that fights cancer.9 C6 \! L8 V/ q; s5 T- G* G
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Even switching the light on for the toilet, staying up late, travelling
2 A2 \0 D$ z, @7 N3 b, r% G6 Dacross time zones, or the light from street lamps can stop enough
6 v1 _0 z- Z8 C: s& w+ ]tvb now,tvbnow,bttvb melatonin being made, they say.tvb now,tvbnow,bttvb2 j9 E* H8 I' ?
9 s' D/ d9 y: L公仔箱論壇The body needs the chemical to prevent damage to DNA and its absenceTVBNOW 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。) g8 x/ Q" I! D, y
stops fatty acids reaching tumours and preventing them growing. Texas
" e9 U# o$ |$ c/ z5.39.217.76University Prof Russell Reiter, who led the research, said: 'Once you
- w% _ W7 {9 Y( N8 o X' _5.39.217.76go to bed you should not even switch the light on for a minute.公仔箱論壇$ @2 w$ v; T l- f" H3 \: F. t
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'Your brain immediately recognises the light as day and melatoninTVBNOW 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。3 h) M9 ~4 U( y, [
levels drop.'* ~! D# V4 U: ?
+ n+ K0 a5 j8 }6 Y. J' utvb now,tvbnow,bttvbRates of childhood leukaemia have doubled in the past 40 years.公仔箱論壇; u6 z4 x& s# @8 t3 {
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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& @) y% l I, t' W, B& p; {
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。, a1 @( {* N7 {6 T. |& H
ever..
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This suppressed the production of melatonin which normally happens between 9pm and 8am.
8 k% q+ A7 n8 a6 V9 YTVBNOW 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 I! c9 P" ?+ e. k& H3 Y7 W+ x
Past research has shown those most affected, like shift workers, had/ [, f+ E1 b9 P# p. E* v9 Y' q
higher levels of breast cancer." X3 I5 Y6 q& j% j; n
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Blind people, who are not vulnerable to fluctuations of melatonin, have
( L% B6 {4 N8 }6 C M. Q1 ]5.39.217.76lower 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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