KIDS who sleep with the light on could risk leukaemia, parents were9 c+ ]# R$ H; i, N/ F
warned yesterday.
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4 C8 R+ ^) j ?- Cwww2.tvboxnow.comScientists have found the body needs darkness to produce a chemical
# q+ W4 r7 k4 E( qthat fights cancer.
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6 k% H# N5 s8 F- C4 B6 Y, E& c公仔箱論壇Even switching the light on for the toilet, staying up late, travelling
% \( s0 q ^- X( Y' y6 M公仔箱論壇across time zones, or the light from street lamps can stop enough
3 W/ {' Z0 |' @" v9 O melatonin being made, they say.
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1 U8 j6 e0 N q G* @公仔箱論壇The body needs the chemical to prevent damage to DNA and its absence
- N" K( n# ]# F0 g8 t" t8 tstops fatty acids reaching tumours and preventing them growing. Texas
- U3 P" \7 G- N. w6 F3 Stvb now,tvbnow,bttvbUniversity Prof Russell Reiter, who led the research, said: 'Once you
( q3 o. T5 s) 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。go to bed you should not even switch the light on for a minute.
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; u. E. j' g7 V'Your brain immediately recognises the light as day and melatonin2 w" u- Z# \0 m/ \
levels drop.'公仔箱論壇# T5 C7 Y$ l+ W4 Y8 h; L
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Rates of childhood leukaemia have doubled in the past 40 years.
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4 p! S ~6 f- Q$ D" Q( qwww2.tvboxnow.comAbout 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday
K0 j- @0 E+ [( G1 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。heard that people were being subjected to more light at night than
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This suppressed the production of melatonin which normally happens between 9pm and 8am./ @0 \/ o& U$ t! y
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Past research has shown those most affected, like shift workers, had
, ?% Y1 ^& h4 fwww2.tvboxnow.comhigher levels of breast cancer.; d4 Z7 Z$ `/ N8 w7 `8 ]7 R
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。4 J& |( D' t9 x" c" j
Blind people, who are not vulnerable to fluctuations of melatonin, have
, Y+ E: w$ b# x1 m' A* G2 _* b公仔箱論壇lower rates of cancer, it was found.公仔箱論壇- l8 Z, x! ]( d5 |! i) _! ?$ n
: [% e/ l' h) y# Q; |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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