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职场偷情 " N1 @" A* ]% b- O/ U ' T7 U3 c. ?1 ]# D5 L, _9 c- O8 l6 g6 ]( s
Adulterers beware... it could raise your risk of heart attack 23rd March 2011 ) P/ w6 o' D4 k/ {% c# Y' F% I0 D; q! h3 K$ o3 F
Having a fling or one-night stand is already a risky business. But now there is another reason for adulterers to worry.3 t1 m# D2 ^3 {) F) y U# a
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They are probably more at risk of having a heart attack. / h! A; b) z4 | 4 d0 w0 I) o3 J' z3 a5 W. K0 AOccasional sexual activity is much more likely to cause a heart attack than regular sex, researchers have found. & O5 w" W+ W6 b* v' A! Y Z E: a + J3 E' d7 |2 a! S8 aThe short-term risk of having a heart attack increases almost three-fold among those who rarely make love. 2 e$ ]0 z4 Q; E , C* c2 \, h( u+ W. b) P. @Those who have sex more often reduce the risk of it causing a heart attack – which means happily married couples could have the advantage. p* C6 g% o& Z# e8 E
+ z4 q8 i. G* d0 BA review of 14 studies of heart attacks found the heart is under strain during any form of ‘episodic’ physical activity – something an individual only does rarely.; [% i1 ~1 x) E$ |& L3 ?3 H# b- Q
( ]: A+ h) g4 K$ A! e( OOverall, there is a 3.5 times higher risk of such activity triggering a heart attack. d- c) e- b, x- z8 B) R. J& W) ?* e$ [, n8 B" h
The risk after ‘episodic’ sexual activity – the kind associated with affairs and one-night stands – is 2.7 times higher.! W. n" h( I: ^" c
. j: I- e" b0 O9 A% m' p& }But the more active an individual is, either sexually or physically, the lower the risk falls, said the review in the Journal of the American Medical Association. 7 t' y- M; }" g/ r* f- x Y9 _" O+ b5 V4 a$ q- ~2 u) h! ~ Y: }
The relative risk of heart attack caused by a burst of activity falls by around 45 per cent for each additional time a person indulges in it a week. The risk of sudden cardiac death also falls by 30 per cent.# [; H0 w$ d4 s) @3 l3 }4 | T
& t3 q7 _- F& S2 ~; ~1 S. I4 aThe researchers, from the Tufts Medical Centre and Harvard School of Public Health, stress that the number of heart attacks actually caused by sex will be low. 9 H. Y( x" ~! F( H) b4 d1 Y _( `' \- B4 [1 w, R4 Q7 J
Like any physical activity, sex can increase the heart rate and blood pressure, which means the heart has to work harder. As a result, sex carries the same risk of triggering heart trouble as equally energetic forms of physical activity.* G2 p3 ]/ S$ H! u9 H8 Z2 I# n
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The higher risk during activity is then offset by a lower ‘everyday’ background risk for people who are fitter because they are more active. . H D; \" W: s2 ^ 4 ~$ P3 Z+ d5 o0 _& @! fAmy Thompson, senior cardiac nurse at the British Heart Foundation, said: ‘It’s important to distinguish between what causes a heart attack, and what potentially triggers it. 7 d- s0 C3 P0 k# q ) v# y( c1 R# t* ~& e'The study shows sex can act as a trigger, but this doesn’t change our viewpoint on the health benefits of physical activity. + \# O$ h0 K; p% \. b ) W `# q5 l c& u‘To help keep your heart healthy you should aim to do 30 minutes of moderate-intensity activity, such as a brisk walk or gardening, at least five times a week. 5 E$ K) _! T2 n + d2 Q, C/ g8 |( J# G O) L1 z'Sex places no more stress on the heart than climbing a couple of flights of stairs, so people with or without heart disease need not avoid it.’
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