Seasonal Affect Disorder (SAD) is a depressive state that occurs annually, typically when the seasons change.
For most people, it starts with the beginning of fall and lasts through winter.
The primary symptoms of SAD are mood swings, low energy, irritability, hypersensitivity and an all-around bluesy feeling.
Risk factors for SAD include being a woman. Women are affected more often than men, and their symptoms are typically more intense.
A family history of SAD or depressive disorders does increase your risk. Lastly, people at younger ages are more likely to be affected by SAD than those who are a bit older.
Light therapy, or phototherapy is the most common treatment of SAD in which you sit next to a special light box a few hours a day.
Read the full article here: http://kdhnews.com/harker_heights_herald/know-how-to-fight-sad-this-season/article_cd200728-962e-11e5-98b6-37b0ced8dc24.html