In a sunlit school classroom, a child bursts into laughter, sudden, eerie, and entirely unprovoked. There’s no joke, no punchline, no mischief. What seems like quirky behaviour draws giggles from ...

NEW YORK (CBSNewYork)-- There are few things parents love to hear more than the sound of their children laughing. However, in some cases it can be the sign of a serious medical problem. As CBS2's Dr.

A rare condition may help researchers understand the origins of laugher in the brain, a new study says. The study involved patients with gelastic epilepsy, an uncommon condition characterized by ...

Justin Cho just seemed like a happy child. But after having a classic epileptic seizure, doctors realized the spontaneous laughs were due to gelastic epilepsy. A benign mass deep in the brain triggers ...

“Laughing seizures” have long been one of the mysteries surrounding epilepsy. During an event, an epileptic suffering a laughing seizure can guffaw, sometimes hysterically, but certainly not because ...

Ten-month-old Viraaj Nayak’s laughs are not a sign of joy – they are gelastic seizures, triggered by a “giant” tumour in the centre of his brain. Ten-month-old Viraaj Nayak’s laughs are not a sign of ...