Christmas can be a nightmare for people with bipolar disorder. As the philosopher Posidonius observed in the fourth century, Melancholy occurs in autumn whereas mania in summer. Here downunder in Australia, Christmas is summer time, party time, spending time, hurry time, family time. This is a potent mix of triggers and seasonal vulnerability and many of us do fall over with mania. Friends and family dont always recognise Christmas mania, because symptoms such as excessive drinking, lavish spending, staying up late at functions, and being in a hurry are features of the season. The stress involved with having to buy Christmas presents and having to get together with family, along with summer-time vulnerability make Christmas a bipolar nightmare in the southern hemisphere.
Its not much better up north. Since the fourth century we havent come much further than Posidonius except to declare there is such a thing as Seasonal Affective Disorder. It seems the number of hours of daylight you experience is related to your likelihood of getting depressed in winter. The closer you are to the poles, the better your chances.
Then there are seasonal triggers, such as figuring...