The Causes & Risk Factors of SAD
December is Seasonal Affective Disorder (SAD) Awareness Month – SAD is a type of depression that's related to changes in seasons. Last week I shared information about the signs & symptoms of SAD . This week I’m sharing about the CAUSES & RISK FACTORS of SAD : The specific cause of Seasonal Affective Disorder remains unknown. Some factors that may come into play include: · Your biological clock (circadian rhythm). The reduced level of sunlight in fall and winter may cause winter-onset SAD. This decrease in sunlight may disrupt your body's internal clock and lead to feelings of depression. · Serotonin levels. A drop in serotonin, a brain chemical (neurotransmitter) that affects mood, might play a role in SAD. Reduced sunlight can cause a drop in serotonin which may trigger depression. · ...