What Are the Giggles?

Laughing with others maintains social bonding and shows everyone they're having fun instead of being serious. That can make giggling infectious and the infection can get out of control, hence 'the giggles'.

Why do I randomly get the giggles?

Pseudobulbar affect (PBA) is a condition that's characterized by episodes of sudden uncontrollable and inappropriate laughing or crying. Pseudobulbar affect typically occurs in people with certain neurological conditions or injuries, which might affect the way the brain controls emotion.

What does it mean to have the giggles?

DEFINITIONS1. to be unable to stop giggling. During his speech, I got the giggles and had to leave. Synonyms and related words. To laugh a lot or start laughing.