The type of seizure you have depends on what area and how much of the brain's electrical activity is affected.

Since she was an infant, a 31-year-old woman had been experiencing bursts of uncontrollable laughter, but her condition had ...

She said that before each episode started, she would experience a "feeling of dread" in her neck and chest. During the involuntary laughing incidents, she could not speak or swallow, and she had ...