KIDS who sleep with the light on could risk leukaemia, parents were C A4 i- {( v1 | y$ `
warned yesterday.
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Scientists have found the body needs darkness to produce a chemicaltvb now,tvbnow,bttvb$ n6 }5 J) [2 F6 V# R
that fights cancer.
( I$ E: }6 C; w; n/ O( v3 E/ V3 ITVBNOW 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。
1 a2 Y' x$ ?4 K, E" q8 {( @公仔箱論壇Even switching the light on for the toilet, staying up late, travelling
1 I+ g0 g# Q7 Z! S2 ]% s; F公仔箱論壇across time zones, or the light from street lamps can stop enoughtvb now,tvbnow,bttvb e$ q0 N, [, w, H4 S2 p/ I' K
melatonin being made, they say.tvb now,tvbnow,bttvb' }' K8 T6 X7 h
. \2 r+ |) p, O5.39.217.76The body needs the chemical to prevent damage to DNA and its absenceTVBNOW 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。& }- ^: b6 D/ d' N8 y2 w! r
stops fatty acids reaching tumours and preventing them growing. Texas
" \6 Y" v7 R/ [* N; u+ r& E j5.39.217.76University Prof Russell Reiter, who led the research, said: 'Once you
* s6 r: L) r) z5.39.217.76go to bed you should not even switch the light on for a minute.; S5 z1 s: B" N5 D7 p0 p' B
( F# D9 O+ q0 ZTVBNOW 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。'Your brain immediately recognises the light as day and melatonin
1 w. s; P) z( h7 x5 o; ?: O5.39.217.76levels drop.'
( T: j! v0 o+ J2 z3 w( w4 sTVBNOW 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。
+ w, G9 h0 t% B公仔箱論壇Rates of childhood leukaemia have doubled in the past 40 years.
0 v/ r$ i& U7 V) B, q+ Otvb now,tvbnow,bttvb 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。, s; X9 w, T9 ?+ _; N F8 E$ Z
About 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday, i, d: P0 k( C0 v
heard that people were being subjected to more light at night than
# A1 ?! P( ]9 W+ u' TTVBNOW 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。ever..8 {" [* n% f" m2 L
tvb now,tvbnow,bttvb# Z; j& ~& p2 X) e
This suppressed the production of melatonin which normally happens between 9pm and 8am.
1 q) U! C: }. r' W; ]5 h3 I9 L公仔箱論壇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。% u2 C' v" ~: s+ v% g* q
Past research has shown those most affected, like shift workers, had
4 `, ^; r! C8 d7 P$ @0 [6 l; W9 Thigher 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。: _1 Q3 ^4 r; C: H7 q6 g
lower 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.tvb now,tvbnow,bttvb' s( Y0 \0 B, K9 [8 l* y& n
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發表於 2008-8-1 11:02 AM
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