VIDEO: What Is Seasonal Affective Disorder?

NEW YORK CITY – Ever feel less happy or downright depressed when the weather gets colder?  Science says it’s not just in your head – though it does originate there, technically.

Seasonal affective disorder can strike during winter months. Its cause is believed to come down to darkness’s effect on the production of two brain hormones. Erica Jackson’s video explains the details.



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