KIDS who sleep with the light on could risk leukaemia, parents weretvb now,tvbnow,bttvb# ]3 e. b: x6 C/ ^
warned yesterday.
! c6 Q9 m+ ^8 V5 s: y! q3 M' Y8 PTVBNOW 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。 www2.tvboxnow.com& g& I; U# d( `* y# Y
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。6 S! \/ Q1 }$ ?
that fights cancer.
5 G$ q: F8 s4 v* d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。# X% z7 F) H5 X1 m# B
Even switching the light on for the toilet, staying up late, travellingtvb now,tvbnow,bttvb& f6 @+ u. ~9 R! t7 ]5 v/ Z
across time zones, or the light from street lamps can stop enough
/ f" d" g) f7 s8 {, v: ztvb now,tvbnow,bttvb melatonin being made, they say.公仔箱論壇& a" t" ~9 e, K' n8 a$ x
* _* V- r( k& }3 uThe body needs the chemical to prevent damage to DNA and its absence
! h7 j6 k. [9 Q+ s# Wtvb now,tvbnow,bttvbstops fatty acids reaching tumours and preventing them growing. Texas# |) m' P' d6 I% t c$ R0 T
University Prof Russell Reiter, who led the research, said: 'Once you
) {3 e3 g3 v/ X) btvb now,tvbnow,bttvbgo to bed you should not even switch the light on for a minute.
- Y7 ^3 r3 D ~3 i vTVBNOW 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。
( e2 W7 d; _8 twww2.tvboxnow.com'Your brain immediately recognises the light as day and melatonin
3 s. V8 Q# ^8 o4 J公仔箱論壇levels drop.'公仔箱論壇- K* ~. \! S9 t* i$ a4 L1 i, H
5 N" w5 a- V( G公仔箱論壇Rates of childhood leukaemia have doubled in the past 40 years.tvb now,tvbnow,bttvb0 y& n$ h( c# v) A; Y1 N6 h N! D
+ R8 D5 g/ c* atvb now,tvbnow,bttvbAbout 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday" e: R, e: N, n k0 z( \! m3 F' o
heard that people were being subjected to more light at night than
6 ]5 L/ S4 E+ \5 t) b: V3 fTVBNOW 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..tvb now,tvbnow,bttvb( G- @, @7 A- \; \* l: Q
! @; l; w7 l2 a) F5 JThis suppressed the production of melatonin which normally happens between 9pm and 8am.tvb now,tvbnow,bttvb1 @' P( m* o; N0 r+ z
+ I) e3 G. V& L4 m公仔箱論壇Past research has shown those most affected, like shift workers, had
! N( @- E" I' GTVBNOW 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。higher levels of breast cancer.公仔箱論壇: x* y. ]- C1 U# ~
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Blind people, who are not vulnerable to fluctuations of melatonin, have
6 J" s0 L. b. Z& N3 O+ r公仔箱論壇lower rates of cancer, it was found.
1 Z7 ] D6 r3 d6 @6 W8 _6 j' mtvb now,tvbnow,bttvbwww2.tvboxnow.com S7 a+ k: s1 w; A; E
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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