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

2.56K views

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

In: Other

29 Answers

Anonymous 0 Comments

I remember hearing someone say its because the frequency of those noises are similar to the screams of a newborn in danger, so it triggers that response in humans.

You are viewing 1 out of 29 answers, click here to view all answers.