Emphasis Preaching Journal

While most people grumble as the days of winter get shorter and shorter, some people sink into a deep depression. They suffer from Seasonal Affective Disorder (SAD), a disorder that may be caused by our circadian clocks getting out of step with our regular schedules due to the change in the daylight pattern. Sufferers of SAD lose interest in everyday activities that are normally satisfying, suffer a reduction in work productivity, and may withdraw from social contacts.