KIDS who sleep with the light on could risk leukaemia, parents were公仔箱論壇3 ?8 g, N7 v/ R7 K5 `8 X
warned yesterday.3 `" X( {; o w) u: [9 k* R
- o$ E0 h2 I* Q! n5.39.217.77Scientists have found the body needs darkness to produce a chemical
+ b- J$ ^/ X4 K8 O公仔箱論壇that fights cancer.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。" T6 P% p2 d6 Z6 v, V6 g3 \
8 C A( O& b8 I4 c5 e1 VTVBNOW 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。Even switching the light on for the toilet, staying up late, travelling公仔箱論壇/ @! P0 v4 V& [9 W$ V% L
across time zones, or the light from street lamps can stop enough
. V( \# ]! M( J1 F8 [ melatonin being made, they say.
6 H# x$ |; w _' c8 }2 y, etvb now,tvbnow,bttvb
3 k+ y& @8 c. t( g$ V; `: K公仔箱論壇The body needs the chemical to prevent damage to DNA and its absencetvb now,tvbnow,bttvb+ F( h8 S e! p9 A( N- H* W
stops fatty acids reaching tumours and preventing them growing. Texas
/ e4 ^0 f" Z7 h$ P% G& v公仔箱論壇University Prof Russell Reiter, who led the research, said: 'Once you5.39.217.77) ^; @' R" ?, \4 K* b. h
go to bed you should not even switch the light on for a minute.公仔箱論壇- Z& \& M: R! M x9 x
5 d& f3 ?" c4 h9 G+ g% a1 |
'Your brain immediately recognises the light as day and melatonin
# u1 v5 ~, E0 E3 Y8 e0 \9 q! `3 glevels drop.'
! A. h$ x& N: e* T% Xtvb now,tvbnow,bttvb( J; ~+ g( T: Y. ~, _4 q# E( G
Rates of childhood leukaemia have doubled in the past 40 years.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。# ]' r. |! a0 J+ ~
% [! m! t- \4 ~7 k" W- g) L. G: k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
* ^4 N6 j' f t: l; l, cheard that people were being subjected to more light at night than: i3 P& z8 Y2 |: ~
ever..公仔箱論壇: m9 G) @) r; i8 S! q0 u* m
% d/ [5 b( E* g* ^1 S% Y公仔箱論壇This suppressed the production of melatonin which normally happens between 9pm and 8am.
* E9 Y' \% K# pTVBNOW 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 u/ ?# s; n" Q) b
Past research has shown those most affected, like shift workers, had
' y; @+ Y+ U4 w: X) T* ATVBNOW 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.
* Y6 M" S4 X; z; B& `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。
+ e' p0 K+ @4 T" 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。Blind people, who are not vulnerable to fluctuations of melatonin, have5.39.217.77% h+ `& H3 R9 a+ j
lower rates of cancer, it was found.
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& ^ u& W7 Y e: n7 k# `( z8 @Parents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.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。" D) }/ X( d% n5 A- H: ?; g
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發表於 2008-8-1 11:02 AM
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