Why does hitting your funny bone feel so horrible?

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Cella Wright |

TED-Ed

• July 2024

It's something we've all experienced: the back of your elbow smacks against a hard surface and the impact sends a sensation so distinctly disquieting shooting down your arm that it takes several moments to regain composure. So, why does hitting this spot on your elbow— commonly known as the funny bone— feel so weird? Cella Wright explains one of the most complicated joints in the body. [Directed by Anton Bogaty, narrated by Susan Zimmerman, music by Salil Bhayani, cAMP Studio].