The Truth About Pheromones

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The sight of someone in tears might make you feel concerned. But the smell of tears, researchers say, has a different effect. Apparently the tears sent a message that romance was off the table. This study offers some of the most recent evidence that people perceive all sorts of interesting things about one another through olfaction. Airborne molecules that elicit a reaction in a member of the same species are called pheromones, and the most famous ones are potent aphrodisiacs, like androstenone and androstenol in the saliva of male boars. Researchers as well as fragrance companies have been hoping to find a human sex pheromone for decades, but so far the search has failed, says George Preti of the Monell Chemical Senses Center in Philadelphia. Researchers asked women to rate the odors of T-shirts worn by different men. Women preferred men whose DNA was different enough from their own that it would increase the likelihood of producing a child with a robust immune system. Newborns preferentially scoot toward the scent of breasts.

Be able to you have sex with someone designed for years without dropping the L-bomb before calling what you have a relationship? For some people, the answer is yes, yes, yes. I t is 30 years since the release of When Harry Met Sally. That approach, if I die before I administer the coup de grace I know how it comes absent. That, my friend, is a bleak side.