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Addiction

Addiction is a chronic disorder proposed to be precipitated by a combination of genetic, biological/pharmacological and social factors.

Note: The above text is excerpted from the Wikipedia article "Addiction", which has been released under the GNU Free Documentation License.

For more information, see the following related content on ScienceDaily:

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Predisposition to Addiction May Be Genetic, Study Finds

June 10, 2021 — People who have a high sensation-seeking trait in the brain could be more susceptible to drug addition, according to a new ...

Perception--but Not Expectation--of Reward Is Altered in People With Cocaine Addiction

Oct. 25, 2023 — Researchers report that cocaine addiction disrupts the dopamine neurons that govern how we perceive and learn from rewards. Though people with cocaine addiction have similar expectations of rewards ...

Two Novel Biobanks Offer Investigatory Targets for Cocaine and Oxycodone Addiction

Apr. 26, 2021 — Researchers have created to novel biobanks of diverse tissues from animals to further explore the biological bases and consequences of addiction to cocaine and ...

Is Social Media Use a Potentially Addictive Behavior? Maybe Not

Apr. 20, 2021 — Frequent use of social media may not amount to the same as addiction, according to new ...

Reducing 'Vivid Imagery' That Fuels Addiction Cravings

Nov. 14, 2023 — New research shows promise in treating addiction cravings by combining eye movements and guided instructions to process memories. Researchers transformed dysfunctional memories stored in the brain ...

ADHD Medication for Amphetamine Addiction Linked to Reduced Risk of Hospitalization and Death, Study Finds

Nov. 16, 2022 — The ADHD medication lisdexamfetamine was associated with the lowest risk of hospitalization and death in people with amphetamine addiction, when medications generally used among persons with ...

Study Provides Evidence of Link Between Opioid Use Disorder, Chronic Pain

July 11, 2022 — Scientists have long noted a connection between opioid use disorder (OUD) and chronic pain, however brain mechanisms linking OUD and chronic pain are poorly understood. A new study has explored one ...

Highly Specific Synaptic Plasticity in Addiction

Jan. 26, 2021 — Addiction, or substance use disorder (SUD), is a complex neurological condition that includes drug-seeking behavior among other cognitive, emotional and behavioral features. Synaptic plasticity, or ...

New NIH Study Reveals Shared Genetic Markers Underlying Substance Use Disorders

Mar. 22, 2023 — By combing through genomic data of over 1 million people of European or African descent, scientists have identified genes commonly inherited across addiction disorders, regardless of the substance ...

Redefining Alcohol Use Disorder

Jan. 24, 2022 — Researchers have developed a new framework that they believe will help identify people previously overlooked for alcohol use disorder (AUD). This framework focuses on 13 risk factors, such as ...

Mind & Brain News

December 9, 2023

Brittle Stars Can Learn Just Fine -- Even Without a Brain

Nov. 29, 2023 — We humans are fixated on big brains as a proxy for smarts. But headless animals called brittle stars have no brains at all and still manage to learn through experience, new research reveals. These shy marine creatures have no brain to speak of -- ...

From the First Bite, Our Sense of Taste Helps Pace Our Eating

Nov. 22, 2023 — When you eagerly dig into a long-awaited dinner, signals from your stomach to your brain keep you from eating so much you'll regret it -- or so it's been ...

AI System Self-Organizes to Develop Features of Brains of Complex Organisms

Nov. 20, 2023 — Scientists have shown that placing physical constraints on an artificially-intelligent system -- in much the same way that the human brain has to develop and operate within physical and biological constraints -- allows it to develop features of the ...

US Men Die 6 Years Before Women, as Life Expectancy Gap Widens

Nov. 14, 2023 — We've known for more than a century that women outlive men. But new research shows that, at least in the United States, the gap has been widening for more than a ...

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Children Born Moderately Early Are at an Increased Risk of Developmental Disorders

Dec. 7, 2023 — Children born between 32 and 38 weeks' gestation are more likely to have developmental disorders -- such as language delay, cognitive impairment, ...

Surgery Patients Now Less Likely to Get Opioids -- But Decline Has Slowed

Dec. 7, 2023 — Post-surgery pain relief has shifted away from opioid-containing medications over the past seven years, but the downward trend has slowed since 2020, a new study shows. Overall, the rate of ...

What Happens When the Brain Loses a Hub?

Dec. 8, 2023 — Neuroscientists have obtained the first direct recordings of the human brain in the minutes before and after a brain hub crucial for language meaning was surgically disconnected. The results reveal ...

Potential New Drug Treatment for Multiple Sclerosis

Dec. 8, 2023 — Pre-clinical studies using a small molecule drug have shown promise as a potential new treatment for multiple sclerosis ...

New Cause of Diabetes Discovered, Offering Potential Target for New Classes of Drugs to Treat the Disease

Dec. 8, 2023 — Researchers have identified an enzyme that blocks insulin produced in the body -- a discovery that could provide a new target to treat diabetes. The ...

Discrimination During Pregnancy May Alter Circuits in Infants' Brains

Dec. 7, 2023 — Racial discrimination and bias are painful realities and increasingly recognized as detrimental to the health of adults and children. These stressful experiences also appear to be transmitted from ...

Ex-Entrepreneurs Can Thrive in the Right Employee Roles

Dec. 7, 2023 — Once an entrepreneur always an entrepreneur? Not necessarily, says a new study. Former entrepreneurs can transition from being their own boss into successful employees within an organization, ...

Serotonin Loss May Contribute to Cognitive Decline in the Early Stages of Alzheimer's Disease

Dec. 7, 2023 — Comparing PET scans of more than 90 adults with and without mild cognitive impairment (MCI), researchers say relatively lower levels of the so-called ...

Protein Found in Brain Linked to Frontotemporal Dementia

Dec. 7, 2023 — An international team of researchers has identified a protein found in the brains of people with frontotemporal dementia (FTD), discovering a new target for potential treatments for the ...

New Target Found for Treatment of Spinal Muscular Atrophy

Dec. 7, 2023 — Medical researchers have uncovered a novel mechanism that leads to motor neuron degeneration in spinal muscular atrophy (SMA). This discovery offers a new target for treatment that overcomes ...