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News tag: shaking hand


Sniffing own hand after shaking other’s enhances communication

6 Mar, 2015 | by Ion Gireada | 0 comments
Humans have a rather peculiar habit of sniffing their hands twice as much after a handshake, a new study claims. The extra shakes help us pick up chemical signals about other people, the study explains. The number of seconds the subjects spent sniffing their own right hand more than doubled…