Fast Five Quiz: Depression and Cognition

Stephen Soreff, MD


December 31, 2019

Figure 1. Depression, SPECT CT scan

Global prevalence rates for depression vary by age, with a peak seen in older adults between 55 and 74 years of age.

According to the World Health Organization, depression is the single largest contributor to disability worldwide; anxiety disorders are notable as the sixth largest contributor. Depression and anxiety are both more common in women than in men.

The total estimated number of individuals living with depression has been increasing, which may be a reflection of global population growth as well as increased prevalence in the age groups in which depression occurs more frequently.

Learn more about the epidemiology of depression.

Learn more about depression on a global scale.


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