KIDS who sleep with the light on could risk leukaemia, parents were
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Scientists have found the body needs darkness to produce a chemical- W! g! a; g# ~* _
that fights cancer.www2.tvboxnow.com4 l9 u4 e! e* M, s* \
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Even switching the light on for the toilet, staying up late, travelling
0 s5 f$ A: `9 g; Q# j" }1 lacross time zones, or the light from street lamps can stop enough公仔箱論壇! V# Y6 @# [) ?) o# A3 G
melatonin being made, they say.www2.tvboxnow.com" i0 U! K+ d) f9 [1 ^3 Z K
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The body needs the chemical to prevent damage to DNA and its absencewww2.tvboxnow.com# n) a7 U% o+ d A) i+ X1 C7 [/ T
stops fatty acids reaching tumours and preventing them growing. Texas
" t; `5 W2 P) U! Y itvb now,tvbnow,bttvbUniversity Prof Russell Reiter, who led the research, said: 'Once you6 \) ?) n0 M, y# y# [
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 melatonin
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7 Q$ Z+ W F& J( b! ^! }7 HRates of childhood leukaemia have doubled in the past 40 years.www2.tvboxnow.com# `/ q6 c4 e& _# l& s8 R
* L5 b1 H/ m+ F m7 P1 SAbout 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday8 e! _1 ?% q. I0 d8 H! E% a! q" B
heard that people were being subjected to more light at night than
$ N$ V: n4 V- Z1 f" Cwww2.tvboxnow.comever..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。. o. J0 K; T+ _0 I+ ~
- I( r# ~8 W6 @8 L/ bTVBNOW 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.0 O1 [3 |8 B: f5 p% ~9 y
* q, p1 _1 r5 V0 N' P& Z7 O% |7 Qwww2.tvboxnow.comPast research has shown those most affected, like shift workers, hadtvb now,tvbnow,bttvb5 o( g/ \5 s. | D/ ~2 L. E
higher levels of breast cancer.
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4 |$ V& L# t9 S- Pwww2.tvboxnow.comBlind people, who are not vulnerable to fluctuations of melatonin, have
# J' C p/ S1 w, a; h: zlower 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.
7 v+ H. w! B5 W! U. c' b% P! M& m# ?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。 |
發表於 2008-8-1 11:02 AM
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