What is Seasonal Affective Disorder? Seasonal Affective Disorder or SAD is a form of depression that usually occurs during the fall and winter months when there is less sunlight and shorter daylight hours. According to the National Institute of Health data, this disorder impacts about 5% of adults in the U.S. annually.  Telltale symptoms of SAD include plummeting energy, weight gain, depression and mood swings. It can be overwhelming and may disrupt activities of daily living.   Tips [...]