The Science Behind Head Scratching: A Cultural Idiom and a Form of Self-Soothing

TLDR Head scratching is a cultural idiom that signifies someone is trying to figure out a problem, and it is believed to be a form of self-soothing during stressful or fearful situations. Studies suggest that head scratching can serve as a signal to potential attackers to leave them alone and can help alleviate stress and anxiety.

Timestamped Summary

00:00 The hosts discuss the topic of head scratching and how it can be a strange behavior when you really think about it.
01:54 Head scratching is a cultural idiom that signifies someone is trying to figure out a problem, and while there is no definitive explanation for why we do it, one theory is that it is a relic of evolution and actually shows distress rather than aiding in thought.
03:39 One theory is that head scratching is a remnant of our ancestors raising their arms in anger, but stopping themselves from striking, and another theory is that it is a form of self-soothing during stressful or fearful situations.
05:41 Head scratching is a form of self-soothing that can help alleviate stress and anxiety by providing a soothing touch to the source of the issue, our brain.
07:42 A study found that higher-ranking macaques who displayed scratching behavior when stressed were attacked less than those who didn't, suggesting that it serves as a signal to potential attackers to leave them alone.
09:26 Displacement activity is when an animal engages in a different behavior to avoid making a decision or to calm itself down in a stressful situation, and it can serve as a signal to potential attackers to leave them alone.
11:24 People tend to revert to their preferred sense (visual, auditory, etc.) when trying to understand or explain something, and this can be seen in behaviors like looking up in the sky when deep in thought.
Categories: Society & Culture

Browse more Society & Culture