Overview. Pseudobulbar affect (PBA) is a condition thats 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 when you laugh randomly for no reason?
People who have a brain injury or neurological disease can also develop sudden uncontrollable and exaggerated emotional outbursts. This condition is called pseudobulbar affect (PBA). If the person you care for suddenly begins to laugh or cry without reason or is unable to stop these emotional outbursts, they have PBA.
Is laughing for no reason normal?
Laughing by yourself for no reason is associated with many mental conditions, such as hypomania, mania and schizophrenia. Unexplained laughing could also be due to the PBA. But not everyone laughing uncontrollably is mentally ill.
What do schizophrenic mean?
Schizophrenia is a serious mental disorder in which people interpret reality abnormally. Schizophrenia may result in some combination of hallucinations, delusions, and extremely disordered thinking and behavior that impairs daily functioning, and can be disabling. People with schizophrenia require lifelong treatment.