Money A2Z Web Search

  1. Ads

    related to: what is the definition of depression disorder caused

Search results

  1. Results From The WOW.Com Content Network
  2. Depression (mood) - Wikipedia

    en.wikipedia.org/wiki/Depression_(mood)

    Depression is a mental state of low mood and aversion to activity. [3] It affects more than 280 million people of all ages (about 3.5% of the global population). [4] Depression affects a person's thoughts, behavior, feelings, and sense of well-being. [5] Depressed people often experience loss of motivation or interest in, or reduced pleasure or ...

  3. Major depressive disorder - Wikipedia

    en.wikipedia.org/wiki/Major_depressive_disorder

    163 million (2017) [8] Major depressive disorder ( MDD ), also known as clinical depression, is a mental disorder [9] characterized by at least two weeks of pervasive low mood, low self-esteem, and loss of interest or pleasure in normally enjoyable activities. Introduced by a group of US clinicians in the mid-1970s, [10] the term was adopted by ...

  4. Mood disorder - Wikipedia

    en.wikipedia.org/wiki/Mood_disorder

    A mood disorder, also known as an affective disorder, is any of a group of conditions of mental and behavioral disorder [2] where a disturbance in the person's mood is the main underlying feature. [3] The classification is in the Diagnostic and Statistical Manual of Mental Disorders (DSM) and International Classification of Diseases (ICD).

  5. Biology of depression - Wikipedia

    en.wikipedia.org/wiki/Biology_of_depression

    Biology of depression. Scientific studies have found that different brain areas show altered activity in humans with major depressive disorder (MDD), [1] and this has encouraged advocates of various theories that seek to identify a biochemical origin of the disease, as opposed to theories that emphasize psychological or situational causes.

  6. Mental disorder - Wikipedia

    en.wikipedia.org/wiki/Mental_disorder

    A mental disorder, also referred to as a mental illness, [6] a mental health condition, [7] or a psychiatric disability, [2] is a behavioral or mental pattern that causes significant distress or impairment of personal functioning. [8] A mental disorder is also characterized by a clinically significant disturbance in an individual's cognition ...

  7. Causes of mental disorders - Wikipedia

    en.wikipedia.org/wiki/Causes_of_mental_disorders

    Many professionals believe that the cause of mental disorders is the biology of the brain and the nervous system. Mind mentions genetic factors, long-term physical health conditions, and head injuries or epilepsy (affecting behavior and mood) as factors that may trigger an episode of mental illness.

  8. History of depression - Wikipedia

    en.wikipedia.org/wiki/History_of_depression

    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]

  9. Melancholic depression - Wikipedia

    en.wikipedia.org/wiki/Melancholic_depression

    Counseling, antidepressant medication, electroconvulsive therapy. Melancholic depression, or depression with melancholic features, is a DSM-IV and DSM-5 specifier of depressive disorders. The specifier is used to distinguish clinically relevant subsets of causes and symptoms [1] that have the potential to influence treatment.

  1. Ads

    related to: what is the definition of depression disorder caused