BROOKLYN - Psychiatrists say the harsh, cold winter can trigger depression,  They say that this winter, they have already seen an increase in patients.

Seasonal Affective Disorder, or SAD, is a type of depression brought on by the weather. Psychiatrists say it's especially common for people to suffer from depression during the winter. Some of the symptoms include fatigue and weight gain.

Ways to treat SAD include spending time outdoors or getting extra sunlight from the window during the day. Once the weather gets warmer, psychiatrists say people with SAD find that their moods improve.