KIDS who sleep with the light on could risk leukaemia, parents weretvb now,tvbnow,bttvb% M) o K, Y7 J
warned yesterday.
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8 w, t# n9 y. S5 I! D5 V公仔箱論壇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。0 Z7 p Z& y- b
that fights cancer.公仔箱論壇( D- c6 N0 [( \8 n/ C1 {
- F8 d1 V& O4 w- e, |Even switching the light on for the toilet, staying up late, travellingwww3.tvboxnow.com w. i9 i$ p( h- }7 }6 ?8 N# ]
across time zones, or the light from street lamps can stop enough公仔箱論壇8 G. _. Y% @4 z7 j& L
melatonin being made, they say.tvb now,tvbnow,bttvb# i& s" z9 U1 h s
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The body needs the chemical to prevent damage to DNA and its absence
$ z* e* X/ v# `! Zwww3.tvboxnow.comstops fatty acids reaching tumours and preventing them growing. Texas8 p, @! @' x5 x3 n+ D0 t
University Prof Russell Reiter, who led the research, said: 'Once youwww3.tvboxnow.com% j, g* j; O5 x0 h! a
go to bed you should not even switch the light on for a minute.www3.tvboxnow.com# { z' D( N1 X/ _! D, N* l: R. u
( x# @/ E) m4 B9 R8 ywww3.tvboxnow.com'Your brain immediately recognises the light as day and melatonin
2 c6 g. {3 v. M. y- f: s9 T: zlevels drop.'! E- }4 v# _* O' t4 M# N, ~
6 _. E3 I- w: r# l+ J1 M5 URates 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
) c, |9 s* A# u' Q3 Yheard that people were being subjected to more light at night than, o- V" E7 w* V: v! ` k
ever..
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! E9 e# _8 {8 o% o) vThis suppressed the production of melatonin which normally happens between 9pm and 8am.
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! i2 |8 i9 j0 Z4 l. P5 H6 C- f1 t- \Past research has shown those most affected, like shift workers, hadwww3.tvboxnow.com" @2 R( g* l2 w, x5 H# {
higher levels of breast cancer.tvb now,tvbnow,bttvb. P/ w$ z$ Q# j: C2 `2 x
L5 U# u. T7 f r4 Z公仔箱論壇Blind people, who are not vulnerable to fluctuations of melatonin, have
+ J7 p# _/ P4 X1 glower rates of cancer, it was found.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。+ t" P, H) [% F% V# i, 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。7 N- M/ T/ l3 ]+ r* ~. k
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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