: Tickling triggers a reflex known as gargalesis, leading to intense, often high-pitched laughter that is difficult to suppress even if the person finds the sensation overwhelming.
Research and storytelling consistently identify specific body parts as being the most sensitive to tickling: young girl teen tickled
: The body naturally reacts by squirming, curling toes, or clenching muscles to protect vulnerable areas. In narrative accounts, this is often described as a "battle" between the tickler and the person being tickled. : Tickling triggers a reflex known as gargalesis,