> For someone with circadian depression, their symptoms will change with the seasons, due to the shifting day lengths.
Most if not all Norwegians know this phenomena. Winter depression is considered a normal occurrence, starting right around this time of year.
Hitting me right now with the time change, and pitch dark at 6pm. It changes so fast every year.
I've started using SAD-lamps for this exact reason. I've used it every day from october-april for 2 years and it has benefitted me a lot. I don't feel as bad through winter anymore.