A lot of your points look suspect to me, could you link to some studies? While light surely ought to affect dopamine levels[0] isn't this in both senses secondary to - downstream from, the main melatonin/cortisol cycle driving our circadian rhythms? Your linked wiki article contains zero mentions of dopamine.
If 30 minute+ light-therapy made you manic so would working a field in summer, a hundred times over. Outside of drugs and illness there is little one can do to escape even short-term homeostasis. Nothing is linear and everything has feedback limiting it.
If 30 minute+ light-therapy made you manic so would working a field in summer, a hundred times over. Outside of drugs and illness there is little one can do to escape even short-term homeostasis. Nothing is linear and everything has feedback limiting it.
[0] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3819153/#!po=50...