Summary: Have you ever had a fit of the hiccups or found yourself yawning and sneezing and wondering what your body was up to? Why does tickling make us squirm and giggle? University of Maryland Baltimore County professor Robert Provine has studied the behavior and physiology of our bodies’ mundane actions in an effort to explain them. He is the author of Curious Behavior: Yawning, Laughing, Hiccuping, and Beyond.
