嗅觉自古以来被认为是动物与同类交往的一种感觉。其实人类也不例外,不过人类的嗅觉功能比起动物主大大衰退,不再像动物那样靠“气味——嗅觉”去求偶。但是,众多研究资料表明,当男女亲昵到一定程度时,对方身上的微弱的气味能对配偶产生微妙的性效应。△发香:头发及头皮汗腺会产生一种特殊气味,这种气味对男女双方都是令人愉快的。男士比较喜欢女人略带洗发品香气的“发香”,而女人则很讨厌男人久不洗头的“油腻”味。△耳香:除非患有耳道炎,一般情况 Smell has long been considered as a feeling of animals and similar contacts. In fact, humans are no exception, but human sense of smell greatly decline compared with the animal owners, no longer rely on animals like “smell - smell” to courtship. However, a large body of research shows that the faint scent of each other can have subtle sexual effects on their spouse when they are approachable to a certain extent. △ hair: hair and scalp sweat will produce a special smell, this smell is delightful to both men and women. Men prefer a woman with a shampoo fragrance “hair”, while a woman hates men long shampoo “greasy” taste. △ ear fragrance: unless suffering from otitis media, the general situation