Search results
Results from the WOW.Com Content Network
In the mid-20th century, researchers theorized that depression was caused by a chemical imbalance in neurotransmitters in the brain, a theory based on observations made in the 1950s of the effects of reserpine and isoniazid in altering monoamine neurotransmitter levels and affecting depressive symptoms. [32]
The book presents a non-mathematical analysis of economics catered to a broad academic and non-academic audience, maintaining a precise historical and political account of economic crisis. [4] The historical analysis of the Great Depression and Mexican tequila crisis given are well detailed, but other cases are arguably less detailed. [2]
Risk factors for mental illness include psychological trauma, adverse childhood experiences, genetic predisposition, and personality traits. [7] [8] Correlations between mental disorders and substance use are also found to have a two way relationship, in that substance use can lead to the development of mental disorders and having mental disorders can lead to substance use/abuse.
Causes: Family history, previous diagnosis of a mood disorder, trauma, stress or major life changes in the case of depression, physical illness or use of certain medications. Depression has been linked to major diseases such as cancer, diabetes, Parkinson's disease and heart disease, Brain structure and function in the case of bipolar disorder. [1]
[9] [13] [1] In contrast, a low level of positive affect, or absence of, is called anhedonia. [18] Anhedonia is described as the loss of interest or the inability to experience pleasure when experiencing things that used to be pleasurable. [19] Low levels of positive affect in the Tripartite Model characterize depression.
Late-life depression refers to depression occurring in older adults and has diverse presentations, including as a recurrence of early-onset depression, a new diagnosis of late-onset depression, and a mood disorder resulting from a separate medical condition, substance use, or medication regimen. [1]
The Liber de Causis ("Book of Causes") is a philosophical work composed in Arabic in the 9th century. It was once attributed to Aristotle and became popular in West during the Middle Ages , after it was translated into Latin by Gerard of Cremona between 1167 and 1187. [ 1 ]
Physical causes are ruled out with a clinical assessment of depression that measures vitamins, minerals, electrolytes, and hormones. [ 2 ] [ 3 ] [ 4 ] Though psychiatric medication is the most frequently prescribed therapy for major depression, [ 5 ] psychotherapy may be effective, either alone or in combination with medication. [ 6 ]