SAD

What Is Bright Light Therapy?

What Is Bright Light Therapy?

Bright light therapy – also known as phototherapy – is used safely for many illnesses, but its most common application is to treat a kind of depression called seasonal affective disorder, or SAD. The efficacy … Read more

What Is Seasonal Affective Disorder ?

What Is Seasonal Affective Disorder ?

Seasonal affective disorder (SAD) is a type of depression associated with changes in seasons: SAD begins and ends around the same time each year. If you notice a major shift in your mood and behavior … Read more