KIDS who sleep with the light on could risk leukaemia, parents weretvb now,tvbnow,bttvb! F+ n9 `7 P+ ~4 c4 @ x X& c. E9 M: D
warned yesterday.1 O: c3 [6 z! H9 k3 T1 T( S
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Scientists have found the body needs darkness to produce a chemicalwww2.tvboxnow.com2 t4 ~5 s6 ^% H0 P9 [
that fights cancer.
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Even switching the light on for the toilet, staying up late, travelling. \( Q+ P% U, ^, ^- {& \0 U1 o
across time zones, or the light from street lamps can stop enough
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The body needs the chemical to prevent damage to DNA and its absencetvb now,tvbnow,bttvb V- T: K! n0 g+ a+ D: @1 V
stops fatty acids reaching tumours and preventing them growing. Texas
- G8 h4 \$ I2 c公仔箱論壇University Prof Russell Reiter, who led the research, said: 'Once youtvb now,tvbnow,bttvb9 f' V5 c- v9 Y0 C$ w# d
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。# r( H: X. B! @; q
V& ~5 } Z* d* i+ P. xwww2.tvboxnow.com'Your brain immediately recognises the light as day and melatonin) ?6 Y1 z7 B% n& \
levels drop.'
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5 h2 P# ^8 I0 x0 t7 `2 u9 {! JRates of childhood leukaemia have doubled in the past 40 years.
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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
) C4 t* t) J7 @7 S; g. c% M( uheard 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。" s3 M/ o. C6 R5 A2 I( Z( t% P: b- f
ever.. u3 ]) N% y. c8 o1 c5 V- }
; L2 ]4 [& M8 O3 j: O% |5 `+ [7 v+ a; ^tvb now,tvbnow,bttvbThis suppressed the production of melatonin which normally happens between 9pm and 8am.tvb now,tvbnow,bttvb- C+ O1 f; ]3 C
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。4 _' g% h9 |$ [+ H! z2 j5 ]. S& w) a) @
Past research has shown those most affected, like shift workers, had
/ P+ Y1 R8 _. l3 Y' U2 Khigher levels of breast cancer.公仔箱論壇9 m+ Y! C# K$ l
1 u" D' E7 N5 y' r0 DTVBNOW 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, have公仔箱論壇2 k9 q; I' p( b4 z
lower rates of cancer, it was found.公仔箱論壇/ E7 U4 Y5 _6 \- @! T
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Parents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.tvb now,tvbnow,bttvb5 H5 \2 e/ e( o5 ^! W, ?; x: K
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發表於 2008-8-1 11:02 AM
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