Kern's depression by extending his day length and creating an artificial summer. ... Within a short period the patient's depression lifted, and the practice of "light therapy" or photo therapy for the treatment of seasonal pattern depression was born. ... The reason for this is that in order to properly diagnose a person with SAD there has to have been a pattern of depression and remission from depression, concurrently 2 years. ... These symptoms can easily be mistaken for major depression as well. ... The symptoms or effects usually associated with SAD are, but not limited to th...

• Word Count: 2746
• Approx Pages: 11
• Grade Level: High School