For Uncontrollable Laughter and Crying?

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 causes PBA?

What causes PBA? Brain damage from a stroke, brain tumor, or head trauma can lead to PBA. PBA can also happen along with such conditions as multiple sclerosis, Parkinson's disease, Alzheimer's disease, ALS and dementia. Normally, the "feel" and "express" parts of your brain work together.

Is PBA a mental illness?

It is also known by other names including emotional lability, pathological laughing and crying, involuntary emotional expression disorder, compulsive laughing or weeping, or emotional incontinence. PBA is sometimes incorrectly diagnosed as a mood disorder – especially depression or bipolar disorder.