Laughter is commonly associated with happiness, joy, and overall well-being, often serving as a natural expression of positive emotion that strengthens social connections and reduces stress. However, ...

Have you ever heard of pseudobulbar affect or PBA? If you answered no, you're not alone. Charles Darwin first described this health condition now known as PBA more than 130 years ago, but many ...

Nervous laughter may be your brain’s way of dealing with negative emotions or events. It may also be a symptom of an underlying condition. Therapy may help if you find nervous laughter disrupts your ...

Tumbling puppies. The latest YouTube making the rounds. Will Ferrell on the big screen. All can provoke the flexing of facial muscles and respiratory contractions that amount to a laugh. Genuine ...

Since she was an infant, a 31-year-old woman had been experiencing bursts of uncontrollable laughter, but her condition had never been formally diagnosed until now. According to the woman, she would ...

Anyone can experience inappropriate laughter, and it is not a medical diagnosis. However, certain neurological and mental health conditions may make inappropriate laughter harder to avoid.

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There's way more to our giggles and guffaws than simply thinking something is funny. We asked a laughter expert to explain. No vocalization is more universal (or unifying) than laughter. There are no ...

The film, starring Joaquin Phoenix as Batman's archnemesis, offers a new twist on the character by taking inspiration from a real-life mental illness Jason Hahn is a former Human Interest and Sports ...

In 2015, Inside Edition reported on a girl who couldn’t stop sneezing. Katelyn Thornley lived outside of Houston, and was sneezing over 12,000 times a day. She even had trouble completing a sentence ...