interestingly, it seems handshakes aren't just about the strength of grip. People smell their hands after handshakes for chemosignaling: https://elifesciences.o

interestingly, it seems handshakes aren't just about the strength of grip. People smell their hands after handshakes for chemosignaling: https://elifesciences.org/articles/05154 https://elifesciences.org/articles/05154 "We found that humans often sniff their own hands, and selectively increase this behavior after handshake"