KIDS who sleep with the light on could risk leukaemia, parents were
4 q+ |: ~8 P0 T4 {- M' h: Fwarned yesterday.
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0 F7 J: V- L2 n# I7 W0 d5.39.217.77:8898Scientists have found the body needs darkness to produce a chemicaltvb now,tvbnow,bttvb( G; s( l7 P- U
that fights cancer.
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Even switching the light on for the toilet, staying up late, travelling
& _( j& L6 e" F6 ~; L$ [across time zones, or the light from street lamps can stop enough
2 g" c' a7 Z. r5 @* U& j ^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。 melatonin being made, they say.
5 T3 t. C/ I9 c) ]8 ?' g1 X% @8 Y/ w& htvb now,tvbnow,bttvb
) i1 P% k2 F9 ~" \/ N$ uThe body needs the chemical to prevent damage to DNA and its absence5.39.217.77:88988 G2 \7 Z0 R) [9 \6 g, P. X: g
stops fatty acids reaching tumours and preventing them growing. Texas
; r2 `- J K- D" O2 h- ]( dUniversity Prof Russell Reiter, who led the research, said: 'Once youTVBNOW 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。- m6 y" E0 c) N9 Q: K3 x, ~) H# i; s
go to bed you should not even switch the light on for a minute.) O& K3 K5 I2 o+ G( O
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- u5 L* m. \; _. I$ F
'Your brain immediately recognises the light as day and melatonin
# {; j* ]- ]% i1 E7 S$ \% r0 WTVBNOW 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。levels drop.'
% J2 t# a- Y5 x$ M! utvb now,tvbnow,bttvb
0 h& X% s1 G XRates of childhood leukaemia have doubled in the past 40 years.& @: v+ n5 L% |# O. A
9 m: F N' {: lAbout 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday5.39.217.77:8898( b9 _# p; ~7 p# L5 F: z7 K, H
heard 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。! _. e+ }4 j* A
ever..
" t5 { S) o/ F# ]) itvb now,tvbnow,bttvb
5 g- h' |: M* t! P$ g5.39.217.77:8898This suppressed the production of melatonin which normally happens between 9pm and 8am.% W/ d/ l( J6 w) D1 P
' h) K! z9 c7 l! f8 U2 @5.39.217.77:8898Past research has shown those most affected, like shift workers, had$ [3 [; D) c5 N- ~ H% q8 o
higher levels of breast cancer.2 N0 u% ?) j! Z G' o1 @% `8 ]
d; \: ?; I0 bBlind people, who are not vulnerable to fluctuations of melatonin, have( s5 V% d0 A S+ h4 C
lower rates of cancer, it was found.
o( U! E6 }" m9 j; [7 Y/ }tvb now,tvbnow,bttvb
$ o- g z$ I+ Q% i0 DParents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark.% B! ?$ a! a. G
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發表於 2008-8-1 11:02 AM
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