ELi5: Why do certain sensations like chalk on a chalkboard or rubbing styrofoam together cause your skin to crawl?

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ELi5: Why do certain sensations like chalk on a chalkboard or rubbing styrofoam together cause your skin to crawl?

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Anonymous 0 Comments

It’s not so much the sound but I feel sick and shivery at people putting wood in their mouth. Like ice creams with the stick and then sucking, scraping the stick after. 😩. Or holding a pencil in their mouth. My daughter is even worse and can’t even stand touching balsa wood or cardboard

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