Health effects of praseodymium. Praseodymium is mostly dangerous in the working environment, due to the fact that damps and gasses can be inhaled with air. This can cause lung embolisms, especially during long-term exposure. Praseodymium can be a threat to the liver when it accumulates in the human body.
The symptoms of it mimic those of dysthymia or even major depressive disorder. There is also potential risk of suicide in some patients experiencing SAD. One study reports 6â35% of sufferers required hospitalization during one period of illness.
The main theory is that a lack of sunlight might stop a part of the brain called the hypothalamus working properly, which may affect the: 1  production of melatonin â melatonin is a hormone that makes you feel sleepy; in people with SAD, the body may produce it in higher than normal levels.