1、大笑不仅可以使你感觉良好，还能加强你的免疫系统（immune system）。 W5 `# @4 ]) W) N- W$ V0 q9 H4 p, e; R
Laughing can not only make you feel better, but also strengthen your immune system.
: s- ~6 A& }9 }0 t4 X" H$ Y- S2、研究表明爱笑的人看起来更容易亲近. D, ]$ v1 `2 Q' o% C
Study shows that those who laughs more looks more accessible.# ^6 b9 e) l9 A# l
3、研究者发现大笑可以有效地止痛。9 z( k1 O: T6 R2 ]: v" q9 v
Reserchers find that laughter can relief pain effectively.
! w5 f; Z* M! m$ S" t: R4、研究发现，每天笑100次的话，就相当于划船10分钟。
1 c* x. s, {0 A6 p9 AReserch finds that laughing 100 times a day equals to rowing 10 minutes.
; S1 J% `( C* A, e6 @( L5、According to a recent study, laughter, along with an active sense of humor, could help protect you against a heart attack.
9 a1 o7 f0 T& R9 n Q. T近期研究表明，大笑和幽默感可以帮助你抵御心脏病。
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