PHLaughing while being tickled is part of a defense mechanism
There's a reason why it's nearly impossible not to laugh when someone is tickling you—and it has nothing to do with the situation being overwhelmingly funny. Instead, your body is likely employing a natural defense mechanism.
Scientists from the University of Tuebingen in Germany found that You do not have permission to view the full content of this post. Log in or register now., the part of the brain that anticipates pain is triggered. Because our brain thinks we're in trouble, we might strike at whoever is tickling use or we might laugh, which is a sign of submission.
(S) bestlifeonline