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
8 H; `/ b! ?5 w5 Z6 z3 ~tvb now,tvbnow,bttvbthat fights cancer.
3 U# r0 t) d/ r: |. o9 h& 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。
/ [- I/ _* r& g5 L; z0 _tvb now,tvbnow,bttvbEven switching the light on for the toilet, staying up late, travelling& d5 u, O: y5 Y1 g- h+ {6 D; }3 s
across time zones, or the light from street lamps can stop enough' u# x, ?, {* j; x
melatonin being made, they say.
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The body needs the chemical to prevent damage to DNA and its absencetvb now,tvbnow,bttvb2 g' l1 c/ ` Z6 Q
stops fatty acids reaching tumours and preventing them growing. Texas
( U4 C5 R3 Y# [% p' g) _' WUniversity Prof Russell Reiter, who led the research, said: 'Once you3 z1 l7 W( F0 ~% @
go to bed you should not even switch the light on for a minute.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。7 d. R0 J' p9 P" @3 A% D
" F# x6 R2 Z- Rtvb now,tvbnow,bttvb'Your brain immediately recognises the light as day and melatonin
( X2 K2 X' e* d) x$ d: `: T) n6 `公仔箱論壇levels drop.'
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9 W( d" `5 k+ D+ gTVBNOW 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。Rates of childhood leukaemia have doubled in the past 40 years.
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' r2 Z/ A, `" @3 r. H2 Rtvb now,tvbnow,bttvbAbout 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday
# j0 ]% r$ t1 |, c0 Nheard that people were being subjected to more light at night than
0 R/ f/ b- B j" O- f Mtvb now,tvbnow,bttvbever..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。3 w2 t0 V9 B, R, ?& f9 t0 \
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This suppressed the production of melatonin which normally happens between 9pm and 8am.
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0 f4 p$ K+ Q: Wtvb now,tvbnow,bttvbPast research has shown those most affected, like shift workers, hadtvb now,tvbnow,bttvb3 N* A( S2 [; A' h
higher levels of breast cancer.
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9 O2 E* H* q' V5 h0 w/ Owww2.tvboxnow.comBlind people, who are not vulnerable to fluctuations of melatonin, have
! S8 n0 O* a0 s+ 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。lower rates of cancer, it was found.
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: e& i! I% Q0 c4 W/ mwww2.tvboxnow.comParents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.tvb now,tvbnow,bttvb% o$ j2 S$ l* i e
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發表於 2008-8-1 11:02 AM
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