Hysteria takes the cake as the longest running "disorder" in all of history. People believed hysteria was a real disorder for more than 2,000 years. Strangely, as soon as hysteria ceased to exist as it had seemingly always been known to exist... Premenstrual Syndrome (PMS) hit the "scene" as a disorder, allowing even more women to be considered "ill" even more often. Tune in for more fascinating facts about hysteria.
