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Moderate drinking can reduce risks of Alzheimer's dementia and cognitive decline
Moderate drinkers often have lower risks of Alzheimer's disease and other cognitive loss, according to researchers who reviewed 44 studies. In more than half of the studies, published since the 1990s, moderate drinkers of wine, beer and liquor had lower dementia risks than nondrinkers.   view more (2008-12-30)

Honeybees succumb to cocaine's allure
Since its discovery in the 18th century, cocaine has been a scourge of western society. Strongly stimulating human reward centres in low doses, cocaine is extremely addictive and can be fatal in high doses.   view more (2008-12-23)

Medical acupuncture gaining acceptance by the US Air Force
Medical acupuncture, which is acupuncture performed by a licensed physician trained at a conventional medical school, is being used increasingly for pain control.   view more (2008-12-19)

National rates of co-occurring substance use and mental disorders call for better service integration
Canadians are becoming aware of the prevalence of mental health issues and of substance use problems, but how well equipped are we to help the many people who contend with both?   view more (2008-12-18)

Reward-stress link points to new targets for treating addiction
Rewarding and stressful signals don't seem to have much in common. But researchers studying diseases ranging from drug addiction to anxiety disorders are finding that the brain's reward and stress signaling circuits are intertwined in complex ways.   view more (2008-12-17)

Penn research probes genetic underpinnings of nicotine addiction
A new study from the Abramson Cancer Center and Department of Psychiatry in the University of Pennsylvania School of Medicine shows that smokers who carry a particular version of a gene for an enzyme that regulates dopamine in the brain may suffer from concentration problems and other cognitive... view more (2008-12-10)

Sugar can be addictive, Princeton scientist says
A Princeton University scientist will present new evidence today demonstrating that sugar can be an addictive substance, wielding its power over the brains of lab animals in a manner similar to many drugs of abuse.   view more (2008-12-10)

Hope for treating relapse to methamphetamine abuse
A new study at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory suggests that vigabatrin (a.k.a. gamma vinyl-GABA, or GVG) blocks drug-seeking behavior in animals previously trained to associate methamphetamine with a particular environment.   view more (2008-11-13)

Mental health linked to stillbirth and newborn deaths
Women with a history of serious mental illness are much more likely to have babies that are stillborn or die within the first month of life, new research reveals.   view more (2008-11-10)

Extended-treatment with combination medication for opioid-addicted youths shows benefit
Adolescents addicted to opioids who received continuing treatment with the combination medication buprenorphine-naloxone had lower rates of testing positive or reporting use of opioids compared to youths who went through a short-term detoxification program using the same medication, according to a... view more (2008-11-05)

Boston Medical Center researchers educating chief residents about addiction
Researchers from Boston Medical Center (BMC) have found that education on addiction is inadequate during medical training, resulting in suboptimal medical care for those at risk.   view more (2008-10-27)

Depression, health care services and heart attacks -- what's the connection?
Depression symptoms are associated with significantly higher use of healthcare services following a heart attack, according to a new study released today by the Centre for Addiction and Mental Health (CAMH).   view more (2008-10-22)

ADHD appears to increase level of nicotine dependence in smokers
Young people with ADHD are not only at increased risk of starting to smoke cigarettes, they also tend to become more seriously addicted to tobacco and more vulnerable to environmental factors such as having friends or parents who smoke, according to a study from Massachusetts General Hospital... view more (2008-10-22)

New research shows that the smell of smoke does not trigger relapse in quitters
Research into tobacco dependence published online today (Friday 17 October 2008) in the November issue of Addiction, has shown that recent ex-smokers who find exposure to other people's cigarette smoke pleasant are not any more likely to relapse than those who find it unpleasant.   view more (2008-10-17)

Caltech scientists engineer supersensitive receptor, gain better understanding of dopamine system
Genetically modifying a receptor found on the neurons that produce the neurotransmitter dopamine has given California Institute of Technology (Caltech) researchers a unique glimpse into the workings of the brain's dopamine system--as well as a new target for treating diseases that result from... view more (2008-10-15)

USC: gamers play against type
Participants in the role-playing game EverQuest II defy the stereotype of the overweight male teenager, researchers reported this month in the Journal of Computer-Mediated Communication.   view more (2008-09-25)

Bisexual community reports need for improvements in mental health services
New research by the Centre for Addiction and Mental Health (CAMH) and the Sherbourne Health Centre sheds light on the mental health of bisexual people in Ontario by looking at the context of mental health issues in this group.   view more (2008-09-18)

Many cancer patients receive insufficient pain management therapy
Pain is one of the most common symptoms of cancer patients, yet many of them do not receive adequate therapy for the pain caused by their disease or treatments, according to a study in the September 1 issue of the International Journal of Radiation Oncology*Biology*Physics, the official journal of... view more (2008-09-10)

Abuse of painkillers can predispose adolescents to lifelong addiction
No child aspires to a lifetime of addiction. But their brains might. In new research to appear online in the journal Neuropsychopharmacology this week, Rockefeller University researchers reveal that adolescent brains exposed to the painkiller Oxycontin can sustain lifelong and permanent changes in... view more (2008-09-10)

Fluctuations in serotonin transport may explain winter blues
Why do many Canadians get the winter blues? In the first study of its kind in the living human brain, Dr. Jeffrey Meyer and colleagues at the Centre for Addiction and Mental Health (CAMH) have discovered greater levels of serotonin transporter in the brain in winter than in summer.   view more (2008-09-09)

A new addiction: Internet junkies
While compulsive gambling is only beginning to be addressed by mental health professionals, they must now face a new affliction: Internet addiction.   view more (2008-09-09)

K-State professor's research suggests that cigarettes' power may not be in nicotine itself
There may be a very good reason why coffee and cigarettes often seem to go hand in hand.   view more (2008-09-04)

PET scans help identify mechanism underlying seasonal mood changes
Brain scans taken at different times of year suggest that the actions of the serotonin transporter-involved in regulating the mood-altering neurotransmitter serotonin-vary by season, according to a report in the September issue of Archives of General Psychiatry, one of the JAMA/Archives journals.   view more (2008-09-02)

New evidence on addiction to medicines Diazepam has effect on nerve cells in the brain reward system
Addictions to medicines and drugs are thought to develop over a relatively long period of time. The process involves both structural and functional changes in brain nerve cells that are still poorly understood.   view more (2008-08-28)

Trends in prescription medication sharing among reproductive-aged women
Borrowing and sharing of prescription medications is a serious medical and public health concern.   view more (2008-08-26)
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