A 30-year-old man in Vietnam suffered seizures and lost consciousness for three days after inhaling laughing gas, doctors said, in a case that highlights ongoing abuse of the substance more than a ...

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, ...

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 ...

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If you or a loved one has experienced a seizure, you know how scary they can be. The uncontrolled jolting, stiffening of the body, and even loss of consciousness can be unnerving under the best of ...