which noted that ancient artifacts depict people handshaking. There’s “no definitive” indication of how the handshake began, though one common theory is that it developed as a way for people ...

Throughout the ancient world, the handshake appears on vases ... she recommended that Americans adapt the Chinese custom at the time of shaking one’s own hands together when greeting a friend.

Handshaking may have originally been a sign of peace—in ancient times ... But scientists believe that the handshake may have evolved a social chemosignaling function. In other words, we sniff ...