KIDS who sleep with the light on could risk leukaemia, parents were
$ k8 ?7 d! M4 P9 XTVBNOW 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。warned yesterday.5.39.217.76% ]/ G9 V1 m4 L% @6 u
7 a( ?, @$ Y7 m7 A" {+ ~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。Scientists have found the body needs darkness to produce a chemicalTVBNOW 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+ G, Q3 q; S8 [5 `7 ^( W
that fights cancer.公仔箱論壇) F( \- I6 V4 k, \ j- _
5 a9 s5 z0 d8 `& h: K9 P5.39.217.76Even switching the light on for the toilet, staying up late, travelling( j! ?8 f3 E2 m1 x& Z
across time zones, or the light from street lamps can stop enough
% t. C4 `8 i7 U l6 T( K melatonin being made, they say.* y E0 `* y2 [% h; g; o
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The body needs the chemical to prevent damage to DNA and its absencetvb now,tvbnow,bttvb ^2 _2 R4 { M Y# ^9 ?) @
stops fatty acids reaching tumours and preventing them growing. Texas
4 h1 L+ Q! _2 V3 a- i; V7 ]公仔箱論壇University Prof Russell Reiter, who led the research, said: 'Once you
- M) |% Y% D% p+ Y6 R* Z2 |tvb now,tvbnow,bttvbgo 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。, y& V* n- r$ A! s3 y
& X; D1 y! p, u/ B; v& |'Your brain immediately recognises the light as day and melatonintvb now,tvbnow,bttvb$ N: F" i! g2 G5 l5 x0 \2 P- j
levels drop.'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。" @( m2 L% R, l" y6 P* y& K3 m8 a
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Rates of childhood leukaemia have doubled in the past 40 years.
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e2 @: ?. K8 W# m RAbout 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday3 O# t# H1 U7 P! H! g& s& d
heard that people were being subjected to more light at night thantvb now,tvbnow,bttvb6 ?- U) M" K" s) o/ C! c
ever..
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This suppressed the production of melatonin which normally happens between 9pm and 8am.8 J* j/ y$ E/ S1 u+ s+ ]
4 S! o3 y9 T, b* F) r) j9 h, R3 s* Q公仔箱論壇Past research has shown those most affected, like shift workers, hadTVBNOW 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/ Y' E" Q/ C3 j( @: V1 m) J7 p
higher levels of breast cancer.5.39.217.762 \6 ~2 n; K( ~- f) N
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Blind people, who are not vulnerable to fluctuations of melatonin, haveTVBNOW 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。6 T: G% }* X' J; @/ j( N- X9 Y, W
lower rates of cancer, it was found.
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0 P: R+ x8 @, Y& o( l5.39.217.76Parents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.
7 W4 X- `7 L7 Z5 q4 z1 \$ J6 w0 l# q公仔箱論壇 |
發表於 2008-8-1 11:02 AM
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