Awasome Seasonal Depression Light References. Light therapy may also be helpful as a. This seasonal depression gets worse in the late fall or early winter before ending in the sunnier days of spring.

Primarily, it's used to treat a common type of depression called seasonal affective disorder (sad), which is also known as the winter blues or seasonal depression. It has been found to help about 50 percent. Web researchers believe this type of light causes a chemical change in the brain that lifts your mood and eases other symptoms of sad.




