SEASONAL AFFECTIVE DISORDER (SAD)

A form of depression most often associated with the lack of daylight in extreme northern and southern latitudes from the late fall to the early spring, though to be a product of a lack of melatonin, which regulates the body's internal clock. Also known as: seasonal mood disorder.

SEASONAL AFFECTIVE DISORDER (SAD): "Seasonal Affective Disorder can lead to very difficult winters."
Cite this page: N., Pam M.S., "SEASONAL AFFECTIVE DISORDER (SAD)," in PsychologyDictionary.org, April 28, 2013, https://psychologydictionary.org/seasonal-affective-disorder-sad/ (accessed April 7, 2020).
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