Tag: "compulsive" at medical news

Nicotine dependence & psychiatric disorders

... disorder in which repeated consumption results in compulsive use that is often chronic and continues despite serious consequences," says lead author Bridget Grant, Ph.D., Chief, Laboratory of Biometry and Epidemiology, Division of Intramural Clinical and Biological Research, NIAAA. "The results clearly indica...

Therapy, medication combination superior for children with obsessive-compulsive disorder

...ts and perform repetitious actions or rituals in a compulsive manner as a way of dealing with those thoughts. Compulsive hand washing or cleaning, counting to certain numbers or the repetitious checking of household items or belongings are examples of symptoms that might manifest in children and adults with thi...

Advances in understanding brain circuits responsible for tics in Tourette's shed light on disorder

... basal ganglia and thus lead to the tics and other compulsive symptoms of Tourette's syndrome. "The next step is to increase the number of brains studied, which may allow us to relate severity of symptoms and anatomical findings," Vaccarino says. Leckman and his colleagues at Yale and Columbia University stud...

Adult marijuana abuse, dependence increased during 1990s

...uana dependence is defined as increased tolerance, compulsive use, impaired control, and continued use despite physical and psychological problems caused or exacerbated by use. "Marijuana is the most commonly used illegal substance in the United States, and its use is associated with educational underachieveme...

Exposure to food increases brain metabolism

...that the right orbitofrontal cortex is involved in compulsive behaviors characteristic of addictive states, and that this brain region is activated when addicted individuals crave drugs such as cocaine ( http://www.bnl.gov/bnlweb/pubaf/pr/1999/bnlpr010199.html ). They have also shown that food stimulation, as d...

Worrying rise in use of antidepressants in children

...2000 and 2002. Apart from sertaline for obsessive compulsive disorder, all the SSRIs prescribed are unlicensed ...he occurrence of depressive syndrome and obsessive compulsive disorder in children must be determined, along with their therapeutic needs. Appropriate, independen...

Comfort-food cravings may be body's attempt to put brake on chronic stress

...ated glucocorticoids developed pleasure-seeking/or compulsive behaviors, which included drinking sucrose (rather than saccharine), eating lard, running on the wheel and taking a drug. They then observed changes that took place in the stress response system in the aftermath of eating the comfort food - an increa...

Amphetamine or cocaine exposure may limit brain changes that occur with life experiences

...rugs of abuse, they may lead to the development of compulsive patterns of drug-seeking behaviors that are the hallmark of addiction." NIDA-funded researchers Dr. Bryan Kolb and colleagues at the University of Lethbridge in Canada and Dr. Terry Robinson and colleagues at the University of Michigan conducted this...

American Psychiatric Association issues statement on compulsive shopping

... Psychiatric Association (APA) has no plans to add compulsive shopping to the list of mental disorders in the ne...Edition Text Revision ( DSM-IV-TR ), to include compulsive shopping as a disorder. The DSM is the standard classification of mental disorders used by menta...

Rutgers scientists pinpoint brain cells involved in drug addiction relapse

...uli may render an addict vulnerable to a return to compulsive drug use. "We've identified a part of the brain that appears to process these memories," said Rutgers psychology professor Mark West. "This might be one of the brain areas that a very skilled pharmacological approach could target." West and his Rutg...

UF study: Adolescent girls who set goals too high may risk anorexia

...ied with dieting, as well as experiencing purging, compulsive eating habits and feelings that food controlled their lives, the paper reported. Those who went on to develop the full-blown clinical definition of the disease by their early 20s were usually perfectionists, Graber said. They felt they were failures ...

Medication effective in treating children with autism

...with autism exhibit such characteristics as highly compulsive behavior, delayed language, learning challenges and a preference for isolation. Irritability, tantrums and aggression are not universal characteristics, but are "reasonably common," Aman said. "Many of these kids present families with very serious ch...

'Cheerleader' brain signal may act as a task master, Science study suggests

...t partly responsible for conditions like obsessive compulsive disorder or drug addiction, both of which are known to involved greater than normal activity in this particular brain region. Lets assume you had a signal like this, and it was turned up too high; it might make you feel like you had to be trying har...

Brain center searches for patterns

...m happenstance. According to the scientists, such compulsive pattern-perception evolved to enable humans in the natural world to escape danger, for example by recognizing that a nearby twig snap and a growl signaled a looming predator. However, they said, in today's artificial world such pattern perception als...

NIAAA steps up search for brain mechanisms of alcohol abuse, alcoholism

...forcement, tolerance, and sensitization that drive compulsive drinking, and the withdrawal and relapse that complicate successful treatment. As with all alcohol research, INIA has as its ultimate goal improved treatment and preventive interventions." Researchers are making rapid progress toward understanding b...

New research shows even a single drug exposure can alter brain function

...tive-motivational systems in the brain and produce compulsive drug-seeking behavior. In addition, the researchers said that the changes that were observed in the brains of the rats and mice may be important not just for the early stages of addiction, but also may help explain the neural basis for relapse, wher...

Scientists find link between dopamine and obesity

...m more vulnerable to addictive behaviors including compulsive food intake." The researchers note that, based on this study alone, they cannot conclude whether the brain changes they've detected are a consequence or a cause of obesity. They also acknowledge that the regulation of body weight is extremely comple...

Compounds also present in alcoholic beverages may explain chocolate cravings

... though no connection has been established between compulsive drinking and food addiction, Herraiz said. The combination of the newfound compounds and other chemicals in chocolate could help explain chocolate cravings, he said. Unique properties of chocolate - including its combination of sugar, fat and flavor...

New understanding of a key control mechanism in the brain

...ychiatric disorders, such as depression, obsessive compulsive disorders, and schizophrenia. In the past, researchers basically thought that I-neurons just sprayed an inhibitory neurotransmitter called GABA onto their neighbors. But this did not explain how they inhibited the right neurons at exactly the right ...

Institute publishes "Principles of Drug Addiction Treatment"

...mately to the point where thebehavior is driven by compulsive craving for the drug. This compulsion resultsfrom a combination of factors, including in large part dramatic changes in brainfunction produced by prolonged drug use. This is why addiction is considered abrain disease -- one with imbedded behaviora...

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