It turn out that kissing will unleashes one kind of chemicals to reduce stress both men and women, and also more effect in men.But not so much in women.

 
  • 研究發現,接吻會使人體產生能夠降低男女雙方壓力激素的化學物質,并能增強男性的親密感,不過這一效果在女性身上并不明顯。
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