KIDS who sleep with the light on could risk leukaemia, parents werewww2.tvboxnow.com$ j3 A: d2 }1 _( ?
warned yesterday./ i/ h8 H" w% K s1 q
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Scientists have found the body needs darkness to produce a chemical
7 j+ p; f; j* D) Q; J7 ]- t公仔箱論壇that fights cancer.www2.tvboxnow.com8 F* Z$ J. R! q$ _0 B" [* D$ K3 q
3 u" q9 z! ?& Z. h) s& ]Even switching the light on for the toilet, staying up late, travelling4 G8 B1 |4 s, B4 d1 `
across time zones, or the light from street lamps can stop enough
3 E; V' a! U: H! OTVBNOW 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。 melatonin being made, they say.
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- e6 o# D* F0 [6 W公仔箱論壇The body needs the chemical to prevent damage to DNA and its absence
) K" |3 z6 s3 U% I公仔箱論壇stops fatty acids reaching tumours and preventing them growing. Texas公仔箱論壇: v. R( I# O4 k$ \3 J$ A
University Prof Russell Reiter, who led the research, said: 'Once you
' |: e. I- w7 Q1 ngo to bed you should not even switch the light on for a minute./ C4 a1 o* H: M8 N1 I1 Q
+ E* [% w* Y- Vtvb now,tvbnow,bttvb'Your brain immediately recognises the light as day and melatonin
9 f; f/ ~4 d' {8 Nwww2.tvboxnow.comlevels drop.'
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" P. ] l& O) t7 |8 u6 Y! n4 e) \, j$ p公仔箱論壇Rates of childhood leukaemia have doubled in the past 40 years.tvb now,tvbnow,bttvb# `1 Q/ W1 b2 Y3 d3 C* p
; d, ~. B: R2 L2 d8 H+ lTVBNOW 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。About 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterdayTVBNOW 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。2 F+ P; A9 U2 f' A3 [6 q1 _) p
heard that people were being subjected to more light at night thanwww2.tvboxnow.com* q( B6 o3 \( G7 `2 E
ever..
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' e; F% M* Y4 T5 c9 p) n* H* W公仔箱論壇This suppressed the production of melatonin which normally happens between 9pm and 8am.tvb now,tvbnow,bttvb3 S1 a7 X' z0 w% s
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Past research has shown those most affected, like shift workers, had
1 _# e8 Y+ {0 i+ @公仔箱論壇higher levels of breast cancer.
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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。# d, L H; d' u* f1 h- i
lower rates of cancer, it was found.公仔箱論壇) }7 ^) X4 \! V$ P
% x9 i+ _/ M) j* W$ }$ @Parents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.
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發表於 2008-8-1 11:02 AM
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