Anyone can experience inappropriate laughter, and it is not a medical diagnosis. However, certain medical conditions may make inappropriate laughter harder to avoid. Inappropriate laughter is laughter that occurs in a situation in which it is not acceptable to laugh. Cultural and social factors may influence whether laughter is inappropriate, as laughing in certain contexts might be...
Nitrous oxide is commonly known as laughing gas. And not for nothing – it used to be used as anaesthetic in dentistry. In fact, in many places it is still used rather widely due to being relatively cheap and extremely easy to administer. Now scientists from the University of Helsinki found that laughing gas could actually be useful in treating symptoms of depression. Ketamine is actually...
