If you laugh until you cry when someone touches a sensitive area on your body, you’re ticklish. Some people are so ticklish they laugh or cringe at the slightest touch or at the anticipation of being ...

A surprise tickle attack, especially in sensitive areas like the armpits, torso, or soles of the feet, can send most people into uncontrollable laughter as they squirm away, while others might stay ...

People vary in how sensitive they are to tickling. Some people are only ticklish sometimes, while others are not ticklish at all. Tickling can be a fun game, a temporary annoyance, or a deeply ...

Laughter doesn’t always signal enjoyment, and “stop” should mean “stop.” By Jenny Marder When she was a young child, Ashley Austrew’s father would hold her down and tickle her so hard she felt ...

Rats can’t talk, but researchers say there is one easy way to tell if they’re happy: look at their ears. A group of Swiss scientists tickled rats to make them happy for science, in a delightful study ...