KIDS who sleep with the light on could risk leukaemia, parents were
- f3 N$ f3 N: G; _4 G9 e2 A: \8 l公仔箱論壇warned yesterday.+ A. F. g2 {8 q2 G
( O9 G# q3 ~7 a: @* _; a7 M公仔箱論壇Scientists have found the body needs darkness to produce a chemical
& U2 n+ ?/ `, K3 s6 k* M7 \8 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。that fights cancer.
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7 K. _5 H& T3 c) @www2.tvboxnow.comEven switching the light on for the toilet, staying up late, travellingwww2.tvboxnow.com4 O) l8 I1 c) c n% g
across time zones, or the light from street lamps can stop enough
# n6 J0 G- [; p/ r* i2 h2 Gtvb now,tvbnow,bttvb melatonin being made, they say.www2.tvboxnow.com( e' [9 X0 f9 d z$ g( }* `" p4 P
( L% s+ M- I& ~2 ]- n0 awww2.tvboxnow.comThe body needs the chemical to prevent damage to DNA and its absence公仔箱論壇1 L, ^# V# h! }
stops fatty acids reaching tumours and preventing them growing. Texas d# E5 U7 N$ o5 _! o
University Prof Russell Reiter, who led the research, said: 'Once you
) p$ z4 T4 y- G1 s/ R( C. eTVBNOW 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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'Your brain immediately recognises the light as day and melatonintvb now,tvbnow,bttvb& ?& U2 Q' Q) t# a/ K/ b
levels drop.'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。2 G( b( |8 ~; `8 J
# s7 O& l! S& T! W' u# N y& ?tvb now,tvbnow,bttvbRates of childhood leukaemia have doubled in the past 40 years.
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9 [9 ~- h2 m) P, A公仔箱論壇About 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday
% P' r1 |. g2 iheard that people were being subjected to more light at night thantvb now,tvbnow,bttvb- J1 B5 K7 E a, |
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W& \' ~# w* q8 J; Z7 LThis suppressed the production of melatonin which normally happens between 9pm and 8am.tvb now,tvbnow,bttvb1 D9 D" @$ ] t5 i" G, O" B8 X. T
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Past research has shown those most affected, like shift workers, had
9 d) X/ i: x1 @/ ^9 N9 Z j" 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。higher levels of breast cancer.
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9 x, ]- ?1 ]% Z5 e% w7 J6 ntvb now,tvbnow,bttvbBlind people, who are not vulnerable to fluctuations of melatonin, havewww2.tvboxnow.com% E& g4 V; |% q) K+ e* }
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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