KIDS who sleep with the light on could risk leukaemia, parents weretvb now,tvbnow,bttvb; A' U" _/ r2 ]! T; L; v
warned yesterday.5.39.217.767 w8 I! n( @. Y4 V- f& N( L% R% |
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Scientists have found the body needs darkness to produce a chemical
0 M4 i7 N3 t) Fthat 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。: T; n% y2 A7 B) X
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。* N" z8 Z1 \) o, m5 N
Even switching the light on for the toilet, staying up late, travelling
6 t1 B* V9 ], S- H G5.39.217.76across time zones, or the light from street lamps can stop enoughTVBNOW 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。, |1 K$ q& B8 u
melatonin being made, they say.
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* ?! A; P% [: J3 J5.39.217.76The body needs the chemical to prevent damage to DNA and its absencetvb now,tvbnow,bttvb, C& x; ?' U9 T/ b: [, y0 L8 D
stops fatty acids reaching tumours and preventing them growing. TexasTVBNOW 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。8 J+ t7 H q' l
University Prof Russell Reiter, who led the research, said: 'Once you公仔箱論壇$ ~6 _. h. W3 N2 n, P6 B6 Z6 Y+ U0 V# Y
go to bed you should not even switch the light on for a minute.tvb now,tvbnow,bttvb, ?3 n: f$ C$ T- l8 P6 ~; E [" Y6 O
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'Your brain immediately recognises the light as day and melatonintvb now,tvbnow,bttvb& P% ^5 U1 i+ R T
levels drop.'$ o( y4 k& }3 b; m' ]2 p0 t
/ p- r$ p: Z' o5 `4 ~1 z2 VRates of childhood leukaemia have doubled in the past 40 years.公仔箱論壇: k: U# L" G$ b j; \7 m# A( ?
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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
: _; W: V* ]' i' s, C公仔箱論壇heard that people were being subjected to more light at night than
0 K0 R; t8 B5 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。ever..公仔箱論壇5 V* d" |6 \* Y; j8 ^
3 p1 C7 V) R0 G6 n1 Dtvb now,tvbnow,bttvbThis suppressed the production of melatonin which normally happens between 9pm and 8am.
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m3 l! R; ]" p6 CPast research has shown those most affected, like shift workers, had8 ]' d5 R' }) Q9 a& G6 w. E3 X: I5 [
higher levels of breast cancer.9 a/ v* N M; F4 v' Y; ?
6 B' e1 p6 W1 mBlind people, who are not vulnerable to fluctuations of melatonin, have
4 g K% n1 z3 B& O Z) Xlower rates of cancer, it was found.
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5 \: T" R" F$ |! S, k% {公仔箱論壇Parents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.tvb now,tvbnow,bttvb& f# u, v1 z8 k* N' K v
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發表於 2008-8-1 11:02 AM
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