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How Marijuana Affects the Way the Brain Processes Emotional Information
April 5, 2011 — Drugs like marijuana act on naturally occurring receptors in the brain called cannabinoid receptors. However, the mechanisms by which these drugs produce their sensory and mood altering effects ... > full story -
Opioids Now Most Prescribed Class of Medications in America
April 5, 2011 — Two reports by addiction researchers show a drastic shift in prescribing patterns impacting the magnitude of opioid substance abuse in America. The reports recommend a comprehensive effort to reduce ... > full story -
Cocaine Images Capture Motivated Attention Among Users
April 4, 2011 — Scientists have conducted the most comprehensive study to date of how cocaine users respond to drug-related and other emotional stimuli, making use of comparisons with a matched control group and ... > full story -
Marijuana Use May Hurt Intellectual Skills in Multiple Sclerosis Patients
March 28, 2011 — Any possible pain relief that marijuana has for people with multiple sclerosis may be outweighed by the drug's apparent negative effect on thinking skills, according to new ... > full story -
Scientists Crack Molecular Code Regulating Neuronal Excitability
March 21, 2011 — A key question in protein biochemistry is how proteins recognize "correct" interaction partners in a sea of cellular factors. Nowhere is that more critical to know than in the brain, where ... > full story -
Thrill-Seeking Females Work Hard for Their Next Fix, Rat Study Suggests
March 11, 2011 — It seems that women become addicted to cocaine more easily than men and find it harder to give up. New research reinforces this position by showing that the motivation of female rats to work for ... > full story -
Genetic Makeup and Duration of Abuse Reduce the Brain's Neurons in Drug Addiction
March 7, 2011 — Drug addicted individuals who have a certain genetic makeup have lower gray matter density -- and therefore fewer neurons -- in areas of the brain that are essential for decision-making, ... > full story -
Exercise Can Curb Marijuana Use and Cravings, Study Finds
March 5, 2011 — Researchers are studying heavy users of marijuana to help understand what exercise does for the brain, contributing to a field of research that uses exercise as a modality for prevention and ... > full story -
Doctors Lax in Monitoring Potentially Addicting Drugs, Study Suggests
March 3, 2011 — Few primary care physicians pay adequate attention to patients taking prescription opioid drugs -- despite the potential for abuse, addiction and overdose, according to a new study. The study found ... > full story -
Six out of 10 Male Drug Addicts Abuse Their Partners, Spanish Study Finds
March 3, 2011 — New research from Spain has revealed a high rate of gender-based violence -- both physical and psychological -- directed by drug-addict men against their partners. The study also detailed the type of ... > full story
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