Video: Shedding Light on Seasonal Affective Disorder

As the days get shorter, darker and colder, people seem to be getting gloomier.

For folks with seasonal affective disorder, the changing seasons can make them sadder than most, to the point of depression.

Why does this happen? What can someone with the condition do about it? This video has the chemistry to explain this disorder and some possible treatments.

Watch American Chemical Society video at You Tube (3:48 minutes) . . . . .