In 1982, Brink et al. created the Geriatric Depression Scale (GDS) as a tool specifically used to screen for depression in the elderly. Because the elderly have more physical complaints, many physical symptoms of normal elderly people are within the normal range for this age group, but they may be mistakenly diagnosed as depression. The GDS was designed to more sensitively detect somatic symptoms ...

Obsessive-Compulsive Disorder (OCD) is a common mental disorder characterized by persistent and uncontrollable obsessions and compulsive behaviors. Obsessions are recurring, disturbing thoughts, impulses, or images, while compulsions are repetitive behaviors or rituals performed to relieve these disturbances. Obsessions are often related to fears, anxieties, or doubts, and compulsions are behavio...