After small social blunders, laughing at yourself may land better than visible embarrassment, researchers say.

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, ...

A review by researchers from the University of Birmingham and the University of Oxford in the UK has found that controlled doses of laughing gas (or nitrous oxide) really can provide quick-acting ...