News tagged with brain disorders
Researchers gain better understanding of mechanism behind tau spreading in the brain
Researchers at Mount Sinai School of Medicine have gained insight into the mechanism by which a pathological brain protein called tau contributes to the progression of Alzheimer's disease (AD) and other neurodegenerative ...
May 02, 2012 |
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Navigating the neurochemical space by computer-aided molecular design
Pharmaceutical scientists from VU University Amsterdam and colleagues from the University of Vienna and Medical University of Vienna have gained new insights into the molecular basis of the GABAA receptors, ...
Apr 06, 2012 |
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Process important to brain development studied in detail
Knowledge about the development of the nervous system is of the greatest importance for us to understand the function of the brain and brain disorders. Researchers at Uppsala University have examined the key step when genes ...
Nov 07, 2011 |
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Bursting neurons follow the same beat, sometimes
A simplified mathematical model of the brain's neural circuitry shows that repetitious, overlapped firing of neurons can lead to the waves of overly synchronized brain activity that may cause the halting movements that are ...
Sep 12, 2011 |
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Scientists cultivate human brain's most ubiquitous cell in lab dish
Pity the lowly astrocyte, the most common cell in the human nervous system.
May 22, 2011 |
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Lost in translation: Scientist studies the neural origins of speech disorders
It can be heart-wrenching to watch a loved one try to verbally express him- or herself after suffering stroke-induced brain damage known as conduction aphasia.
Medicine & Health / Medical research
Apr 20, 2011 |
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Using MRI, researchers may predict which adults will develop Alzheimer's
Using MRI, researchers may be able to predict which adults with mild cognitive impairment are more likely to progress to Alzheimer's disease, according to the results of a study published online and in the June issue of Radiology.
Medicine & Health / Diseases, Conditions, Syndromes
Apr 06, 2011 |
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Skywalker ensures optimal communication between neurons
Patrik Verstreken (VIB/K.U.Leuven, Belgium) has discovered the mechanism that ensures neurons can continue to send the right signals for long consecutive periods - a process that is disrupted in neurological diseases such ...
Medicine & Health / Neuroscience
Apr 01, 2011 |
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Brain scans reveal differences in brain structure in teenagers with severe antisocial behavior
Brain scans of aggressive and antisocial teenage boys with conduct disorder (CD) have revealed differences in the structure of the developing brain that could link to their behaviour problems.
Medicine & Health / Psychology & Psychiatry
Apr 01, 2011 |
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'Knowing it in your gut' is real
A lot of chatter goes on inside each one of us and not all of it happens between our ears.
Medicine & Health / Medical research
Mar 23, 2011 |
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Gene therapy reverses symptoms of Parkinson's disease
A gene therapy called NLX-P101 dramatically reduces movement impairment in Parkinson's patients, according to results of a Phase 2 study published today in the journal Lancet Neurology. The approach introduces a gene into t ...
Medicine & Health / Neuroscience
Mar 16, 2011 |
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Integrity of the brain's reward system is linked to relapse following treatment
The brain reward system (BRS) is involved in developing/maintaining addictive disorders, as well as relapse. New findings show that alcohol dependent individuals -- both future abstainers and relapsers -- have significantly ...
Medicine & Health / Medical research
Mar 15, 2011 |
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Toxoplasmosis: The strain explains severity of infection
Providing clues into why the severity of a common parasitic infection can vary greatly from person to person, a new Johns Hopkins study shows that each one of three strains of the cat-borne parasite Toxoplasma gondii sets o ...
Medicine & Health / Diseases, Conditions, Syndromes
Mar 14, 2011 |
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Barrow researcher launches depression study
A top medical researcher at Barrow Neurological Institute at St. Joseph's Hospital in Phoenix, Arizona, has launched a clinical trial to pinpoint brain activity in depressed people by using scientifically designed sad and ...
Medicine & Health / Psychology & Psychiatry
Mar 09, 2011 |
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Scientists discover anti-anxiety circuit in brain region considered the seat of fear
Stimulation of a distinct brain circuit that lies within a brain structure typically associated with fearfulness produces the opposite effect: Its activity, instead of triggering or increasing anxiety, counters ...
Medicine & Health / Neuroscience
Mar 09, 2011 |
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Mental disorder
A mental disorder or mental illness is a psychological or behavioral pattern that occurs in an individual and is thought to cause distress or disability that is not expected as part of normal development or culture. The recognition and understanding of mental disorders has changed over time and across cultures. Definitions, assessments, and classifications of mental disorders can vary, but guideline criteria listed in the ICD, DSM and other manuals are widely accepted by mental health professionals. Categories of diagnoses in these schemes may include dissociative disorders, mood disorders, anxiety disorders, psychotic disorders, eating disorders, developmental disorders, personality disorders, ambulatory disorders and many other categories. In many cases there is no single accepted or consistent cause of mental disorders, although they are often explained in terms of a diathesis-stress model and biopsychosocial model. Mental disorders have been found to be common, with over a third of people in most countries reporting sufficient criteria at some point in their life. Services for mental disorders may be based in hospitals or in the community. Mental health professionals diagnose individuals using different methodologies, often relying on case history and interview. Psychotherapy and psychiatric medication are two major treatment options, as well as supportive interventions and self-help. Treatment may be involuntary where legislation allows. Several movements campaign for changes to services and attitudes.
For more information about Mental disorder, read the full article at
Wikipedia.
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