08/11/2026
Pseudobulbar affect (PBA) occurs when your brain has trouble matching emotions to what is happening around you. You might cry for no reason or laugh when nothing is funny. Learn who is at risk for PBA ⤵️
Pseudobulbar affect (PBA) is a brain condition that can cause unintentional, sudden instances of crying or laughing, even when they don't mean to. It is not their fault, and it does not mean something is wrong with their personality.