Ever wondered why do we shake hands as a standard greeting when meeting someone new for the first time? In this video, we uncover the fascinating 3,000-year history of the handshake, from its ancient origins as a weapon check to its role in modern biology. We explore how this simple gesture evolved from a way for strangers to prove they were unarmed into a powerful signal of human trust and cooperation. You will discover the hidden science of the bonding hormone oxytocin and the surprising way handshakes help us unconsciously sniff out social chemical signals from others. We also look at how the 17th century Quakers popularized the handclasp as a sign of equality and why the practice remains so deeply ingrained despite the rise of the elbow bump. Watch till the end to learn the real reason we grab a stranger's hand and why this ritual isn't going away anytime soon! Subscribe for more deep dives into the hidden history and science of our daily habits.
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