Uncontrolled laughing or crying can be more than just a surprising emotional reaction, it may signal a neurological condition called pseudobulbar affect (PBA). PBA causes sudden, involuntary emotional ...

"Dying of laughter" is usually a figure of speech. But sometimes it's a coroner's report. Death from laughter is a rare but documented phenomenon, typically caused by cardiac arrest or asphyxiation ...

The symptoms: The woman visited a clinic because she had long experienced bursts of uncontrollable laughter, which doctors described as "mirthless" in a report of her case. According to the patient, ...