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Discovery of Brain's Natural Resistance to Drugs May Offer Clues to Treating Addiction
March 8, 2012 — A single injection of cocaine or methamphetamine in mice caused their brains to put the brakes on neurons that generate sensations of pleasure, and these cellular changes lasted for at least a week, ... > full story -
Children's Health
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Attention Deficit Disorder
Infant's Health
Child Development
Intrauterine Exposure to Drugs Does Not Affect Academic Achievement Test Scores, Study Suggests
March 5, 2012 — Researchers have found children's academic achievement test scores not affected by intrauterine exposure to cocaine, tobacco or marijuana. However, alcohol exposure in children who had no evidence of ... > full story -
How Marijuana Impairs Memory
March 1, 2012 — A major downside of the medical use of marijuana is the drug's ill effects on working memory, the ability to transiently hold and process information for reasoning, comprehension and learning. ... > full story -
Cocaine and the Teen Brain: New Insights Into Addiction
February 21, 2012 — When first exposed to cocaine, the adolescent brain launches a strong defensive reaction designed to minimize the drug's effects, scientists have found. Now two new studies identify key genes that ... > full story -
Cannabis Use Doubles Chances of Vehicle Crash, Review Finds
February 10, 2012 — Drivers who consume cannabis within three hours of driving are nearly twice as likely to cause a vehicle collision as those who are not under the influence of drugs or alcohol, according to a new ... > full story -
Low Dopamine Levels During Withdrawal Promote Relapse to Smoking
February 8, 2012 — Mark Twain said, "Giving up smoking is the easiest thing in the world. I know because I've done it thousands of times." Many smokers would agree that it's difficult to stay away from cigarettes. A ... > full story -
Addicts' Cravings Have Different Roots in Men and Women
January 30, 2012 — A new brain imaging study suggests stress robustly activates areas of the brain associated with craving in cocaine-dependent women, while drug cues activate similar brain regions in cocaine-dependent ... > full story -
'Dabbling' in Hard Drugs in Middle Age Linked to Increased Risk of Death
January 27, 2012 — Data could lead to better advice for primary-care doctors struggling with a rising tide of older adult patients still in throes of youthful bad ... > full story -
Potential Target for Anti-Craving Medications Identified
January 25, 2012 — Scientists have identified a potential target for the development of anti-craving medications for people with addictions to stimulants such as ... > full story -
How the Brain Puts the Brakes on Negative Impact of Cocaine
January 11, 2012 — New research provides fascinating insight into a newly discovered brain mechanism that limits the rewarding impact of cocaine. The study describes protective delayed mechanism that turns off the ... > full story
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