Dr. Tali Shenfield | December 11, 2017

Few behavioural disorders are static in nature; instead, many are episodic, exhibiting periods of severe symptoms and periods of mild symptoms. One of the most well-known causes of behavioural fluctuations (even in the absence of another known disorder) is the changing of the seasons. Indeed, over the last two decades, the term “Seasonal Affective Disorder” or SAD has been used ...