Drug Abuse News and Research

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Impaired ability to monitor behavior, emotions may underlie vulnerability to drugs; suggests new targets for treatment

Parts of the brain involved in monitoring behaviors and emotions show different levels of activity in cocaine users relative to non-drug users, even when both groups perform equally well on a psychological test.

25 May 2009

Double the number of Australians now being treated for heroin addiction

The latest report from the Australian Institute of Health and Welfare (AIHW) shows in the last decade the number of Australians being treated for heroin, or other opioid, addiction has almost doubled.

22 May 2009

Schizophrenia, substance abuse, and violent crime

In the debate surrounding violent crimes referred to as "acts of madness" or the like, it is often assumed that the violence is a direct result of the perpetrator's mental illness.

20 May 2009

A new path for cocaine addiction research

Cocaine is one of the oldest drugs known to humans, and its abuse has become widespread since the end of the 19th century. At the same time, we know rather little about its effects on the human brain or the mechanisms that lead to cocaine addiction.

19 May 2009

Sex workers in Pakistan give recommendations on HIV prevention to health officials

Although the recorded HIV prevalence in Pakistan is relatively low, health officials are concerned that a concentrated epidemic of the virus among injection drug users could carry over to commercial sex workers and other high risk groups in the country, IRIN/PlusNews reports.

18 May 2009

The impact of third hand smoke on risk for genetic mutations wins Addiction Science Award

A resourceful study into the effect of third hand smoke upon the risk for genetic mutations in fruit flies won the top Addiction Science Award at this year's Intel International Science and Engineering Fair (ISEF), the world's largest science competition for high school students.

18 May 2009

Family-based prevention program helps teens override a gene linked to risky behavior

A family-based prevention program designed to help adolescents avoid substance use and other risky behavior proved especially effective for a group of young teens with a genetic risk factor contributing toward such behavior, according to a new study by researchers at the University of Georgia.

15 May 2009

About 20% of surveyed sex workers who use drugs in Irish capital living with HIV, report finds

About one-fifth of commercial sex workers surveyed in Dublin, Ireland, are HIV-positive, while 78% of the surveyed group is living with hepatitis C, according to a report released Tuesday by the National Advisory Committee on Drugs, the Irish Times reports.

14 May 2009

Promising new targets for medications to treat cocaine addiction

Repeated use of addictive drugs such as cocaine causes long-lasting changes in parts of the brain involved in motivation and reward, among others, yet the precise mechanisms by which these changes are maintained are poorly understood.

13 May 2009

Drug abuse prevention programs can curb risky sexual practices in young adulthood

School-based drug education programs for adolescents can have a long-term positive impact on sexual behavior in addition to curbing substance abuse, according to a new RAND Corporation study.

30 Apr 2009

Brain works best when cells keep right rhythms

It is said that each of us marches to the beat of a different drum, but new Stanford University research suggests that brain cells need to follow specific rhythms that must be kept for proper brain functioning.

26 Apr 2009

Genes influence impulsivity, which may then contribute to risk for developing alcoholism

Numerous studies have shown that highly impulsive behavior - defined as the tendency to choose small, immediate rewards over larger, delayed rewards - is more prevalent in drug addicts and alcoholics compared to individuals without addictions.

22 Apr 2009

Genetics may help explain alcohol-related susceptibility and resistance

Drinking alcohol during pregnancy can lead to teratogenesis, the development of embryonic defects.

22 Apr 2009

Binge drinking may be detrimental to the developing adolescent brain

A study of adolescent binge drinkers has found that even relatively infrequent exposure to large amounts of alcohol during the teen years may compromise the integrity of the brain's white matter, which is critical for the efficient relay of information within the brain.

22 Apr 2009

The influence of risk-taking behaviors on the transition into marriage

A national study of data collected over 12 years finds that delinquent teens marry earlier than their peers, while substance-abusing teens -- especially girls who abuse marijuana -- marry later than peers, if at all.

22 Apr 2009

New drug use screening tools for physicians

The National Institute on Drug Abuse (NIDA), part of the National Institutes of Health, today unveiled its first comprehensive Physicians' Outreach Initiative, NIDAMED, which gives medical professionals tools and resources to screen their patients for tobacco, alcohol, illicit, and nonmedical prescription drug use.

20 Apr 2009

NIH grants will strengthen fight against HIV/AIDS-tuberculosis

The Fogarty International Center of the National Institutes of Health today announced it will award $11.75 million over five years in grants to institutions to strengthen the fight against HIV/AIDS and tuberculosis in Haiti, Uganda and China and establish a new program in Tanzania.

16 Apr 2009