KIDS who sleep with the light on could risk leukaemia, parents were1 {. v; D, r0 a- V: B A# w
warned yesterday.
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Scientists have found the body needs darkness to produce a chemical
" C6 D/ L2 K3 N: t( r0 jthat 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。$ }9 r" V0 a, ~8 A1 j6 o) G
, [: _$ `8 |8 }Even switching the light on for the toilet, staying up late, travelling
1 A A- P. c5 o: K7 k4 V5.39.217.77:8898across time zones, or the light from street lamps can stop enough
2 z" ~4 Y z# C$ m$ H) jTVBNOW 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。 melatonin being made, they say.
$ o1 X0 ~4 e! Z! k7 b6 ]& i$ kTVBNOW 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 k" y4 T7 W7 o- r R2 P5 F7 B! i# c
The body needs the chemical to prevent damage to DNA and its absence
- o9 E. @' J: n5.39.217.77:8898stops fatty acids reaching tumours and preventing them growing. Texas/ X7 K m u; p& n. B0 F" q
University Prof Russell Reiter, who led the research, said: 'Once you公仔箱論壇+ V+ k. ^1 R V' `2 P
go to bed you should not even switch the light on for a minute.
2 y% J% @, K5 t8 i2 @公仔箱論壇公仔箱論壇 y- j- s0 i0 p4 L
'Your brain immediately recognises the light as day and melatonintvb now,tvbnow,bttvb0 z5 v# k0 Z! c) A9 F
levels drop.'
$ `0 L1 I I. w1 ~+ UTVBNOW 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 b6 e. k! n! A
Rates of childhood leukaemia have doubled in the past 40 years.
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& i( O' O! U+ g! dAbout 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday4 W; h% @8 U2 c. A8 g0 A6 g% a
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。3 `, q6 I# c1 e% s- K
ever..# D# R' W3 U; S1 n* e! ^
3 f* L7 Z& w$ t% o, a! q: [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。This suppressed the production of melatonin which normally happens between 9pm and 8am.9 m$ g% H: D# h# X/ \- H# o# m, g0 B
5 ^! Z6 ^* O k9 I7 s公仔箱論壇Past research has shown those most affected, like shift workers, had3 S2 |3 M: a2 N
higher levels of breast cancer.
; D; y% ~9 }( Y& b9 ^) `公仔箱論壇tvb now,tvbnow,bttvb; N; P, b- b: R4 ]
Blind people, who are not vulnerable to fluctuations of melatonin, have/ P. H) U/ R: Q
lower rates of cancer, it was found.5.39.217.77:8898) k& e) P( b0 [/ x
( ^) i" ?6 {1 R! ~5.39.217.77:8898Parents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.tvb now,tvbnow,bttvb1 {2 p$ t2 q V4 F: T# h8 H
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發表於 2008-8-1 11:02 AM
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