標題: [健康資訊] SLEEPING WITH LIGHT ON MAY CAUSE CANCER [打印本頁] 作者: Janetchan79 時間: 2008-8-1 11:02 AM 標題: SLEEPING WITH LIGHT ON MAY CAUSE CANCER
KIDS who sleep with the light on could risk leukaemia, parents were 3 }6 d/ {0 X5 H" e+ Gtvb now,tvbnow,bttvbwarned yesterday. 0 n( x! j* \4 d# I; i, | ' ?; k, I8 t0 ^5 l: ^Scientists have found the body needs darkness to produce a chemical , r' i/ P: S8 \7 u$ e7 {+ otvb now,tvbnow,bttvbthat fights cancer.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。. |2 {* T* m0 v$ v! B
tvb now,tvbnow,bttvb3 L- M- @+ }+ O. A3 {
Even switching the light on for the toilet, staying up late, travelling# a9 P) E' _. M
across time zones, or the light from street lamps can stop enough# m5 g, b* i( J
melatonin being made, they say.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。8 [% r7 Y; I4 Y4 y
5.39.217.76$ v3 S2 k( N3 W+ c4 J: F4 @3 b: k
The body needs the chemical to prevent damage to DNA and its absence . x4 ~, A6 w; ~& Rstops fatty acids reaching tumours and preventing them growing. Texas5.39.217.769 i2 {5 T* m, c8 R. X8 k" \& V
University Prof Russell Reiter, who led the research, said: 'Once you( q% q0 _" F& o
go to bed you should not even switch the light on for a minute. " I3 L) q, o2 o公仔箱論壇 7 @8 D0 G6 b3 D* o7 c6 ]7 G8 d'Your brain immediately recognises the light as day and melatonin $ ~. T- N V. n0 b1 ^5.39.217.76levels drop.' . |. Y* M- J- ?& a' \$ jTVBNOW 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。, G2 d; b! _. P+ U
Rates of childhood leukaemia have doubled in the past 40 years. 5 v2 o) m; x9 B0 b3 x j2 q ^公仔箱論壇 & A k8 J! X, F+ d" qAbout 500 youngsters under 15 are diagnosed with the disease each year and around 100 die. A conference on childhood leukaemia in London yesterday5.39.217.76+ m( W. @+ h2 I) O, r) S
heard that people were being subjected to more light at night than 8 L8 D+ _# I8 i) 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。ever.. . s& l5 a5 D" ttvb now,tvbnow,bttvb . V" q1 @& }2 f% F! b5.39.217.76This suppressed the production of melatonin which normally happens between 9pm and 8am. & s, s! ]1 D* u3 R. y公仔箱論壇tvb now,tvbnow,bttvb; F5 U3 G1 @0 x4 @
Past research has shown those most affected, like shift workers, had5.39.217.761 j8 ?6 C1 j- Z7 l! j2 ?* t' a
higher levels of breast cancer. # a9 F) S6 D+ v% h4 f6 H0 f8 Q7 Y/ |5 W0 C7 t
Blind people, who are not vulnerable to fluctuations of melatonin, have, D" A5 }% V" N1 V1 a0 H
lower rates of cancer, it was found. ) g9 T; M( r( r) _& q* t, v公仔箱論壇. I, m) ]/ A) \" _+ ~+ e9 S$ d. x: G
Parents are advised to use dim red or yellow bulbs if their youngsters are scared of the dark. 6 a( l. U- x5 Wtvb now,tvbnow,bttvb作者: kingbw88 時間: 2008-8-1 10:16 PM 標題: 回應 Janetchan79 第 1 篇文章