Why Exaggeration Jokes Work

Everything is formed by habit. The crow’s feet that come from squinting or laughter, the crease in a treasured and oft-opened letter, the ruts worn in a path frequently traveled—all are created by repeatedly performing the same action. Even neurons are formed by habit. When continuously exposed to a fixed stimulus, neurons become steadily less sensitive to that stimulus—until they eventually stop responding to it altogether.
Read more: https://www.theatlantic.com/science/archive/2018/12/biological-phenomenon-why-wit-works/578842/?source=Snapzu