In the 1970s, the TV movie “Sybil” introduced much of the nation to multiple personality disorder and led to a controversy that continues to shape mental health issues.

Four high school students from central Colombia were hospitalized after they went hysteric playing the Charlie Charlie Challenge, supposedly summoning a Mexican spirit. The Charlie Charlie Challenge ...

But Rick Burkhardt, Alec Duffy and Dave Malloy give this gloomy song cycle an amusing theatrical makeover in “Three Pianos” at the Ontological-Hysteric Theater at St. Mark’s Church.

In the early 20th century, Carl Jung uses the techniques of Sigmund Freud — and a few of his own — to treat a "hysterical" patient. Keira Knightley, Michael Fassbender and Viggo Mortensen star.