Why can't you tickle yourself? Learn more about the process in the brain that prevents it from happening.

How ticklish are you? Do you squirm at the mere mention of a tickle or can you hold out a full-force tickle attack with just the slightest giggle response? Regardless of how ticklish you are, you may ...

Trapped between uncontrollable laughter and excruciating discomfort, it's difficult to decide when being tickled: do I like this or not? But why doesn't this happen if we tickle ourselves? New ...