Learn About The Different Types Of Depression

Treatment For SAD

Women and younger adults are the ones the mostly develop SAD. It is also hereditary. SAD can be diagnosed after recurring, seasonal symptoms go on for 2 or more years. The main cause is unknown but is mostly due to an imbalance of the brain chemical serotonin. They usually have an excessive melatonin level with an insufficient supply of vitamin D and is treated with light therapy and sometimes medication.