PET Scans Help Identify Mechanism Underlying Seasonal Mood Changes
Wednesday, September 3, 2008 - 23:35
in Health & Medicine
Brain scans taken at different times of year suggest that the actions of the serotonin transporter -- involved in regulating the mood-altering neurotransmitter serotonin -- vary by season, according to a new report. These fluctuations may potentially explain seasonal affective disorder and related mood changes.