Depression is a complex and deeply personal experience. While almost everyone has periods of sadness, low mood or grief, ...

The core experiences of depression — changes in energy, activity, thinking, and mood — have been described for more than 10,000 years. The word “depression” has been used for about 350 years. Given ...

No single ‘depression gene’ has been found, but large studies have identified over 100 genetic risk markers on chromosomes ...

Seasonal depression, or seasonal affective disorder (SAD), is a type of depression caused by the change in season, according to Cleveland Clinic. Because you are stuck inside and it gets dark early, ...

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What are the most common causes of depression? Studies consistently show that depression is most associated with the number of stressors experienced in life, and the effect is cumulative—the more ...

Depression is characterized by a persistent low mood that can affect quality of life. If symptoms usually only occur in the winter months, it may be seasonal affective disorder (SAD), or major ...