Laughing heavily triggers the release of endorphins while simultaneously decreasing your cortisol levels, effectively acting as a mild internal painkiller.

A closer look

Laughing heavily triggers the release of endorphins while simultaneously decreasing your cortisol levels, effectively acting as a mild internal painkiller. A massive bout of hysterical laughter forces you to take deep, rapid breaths, pumping oxygen into your bloodstream and giving your organs a chaotic mini-workout. However, laughing too hard can also cause syncope, meaning you literally pass out from a sudden drop in blood pressure and oxygen to the brain. This turns a harmless comedy show into a potential biological hazard where humor acts as a temporary asphyxiant. It is darkly hilarious that human joy can physically escalate to the point where your nervous system decides to perform an emergency shutdown