@cosmivex_: Why can't you tickle yourself? It's called sensory prediction — your brain rehearses your own touch before it happens, so there's no surprise. When someone else touches you, your brain can't predict it. That uncertainty is what makes it tickle. #sensoryprediction #brain #neuroscience #unitedstates

Cosmivex

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Friday 13 November 2026 21:51:39 GMT