Why nose picking is so appealing? | Daniel Glaser

By: Daniel Glaser | Why nose picking is so appealing? | Daniel Glaser | Neuroscience | The Guardian

This bad habit endures because in the brain’s cortex the parts responsible for the hands and face are close together

Police officers in the Philippines have been banned from picking their noses on duty to stop them ‘creating a negative impression’ in public. But why, despite disgusted reactions, is this particular bad habit so enduring?

One reason humans find nose picking so rewarding is because the parts of the cortex connected to the hand and the face are so close together. Buried in the central sulcus of the brain, a groove down the side of the middle of your head, is a map-like representation of the entire surface of the body, called the homunculus.

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