Neuroscience

Drugs of abuse: Identifying the addiction circuit

What happens in the brain of a compulsive drug user? What is the difference in brain function between an addict and a person who takes a drug in a controlled manner? In an attempt solve this puzzle, neurobiologists at the ...

Addiction

Your adolescent brain on alcohol: Changes last into adulthood

Repeated alcohol exposure during adolescence results in long-lasting changes in the region of the brain that controls learning and memory, according to a research team at Duke Medicine that used a rodent model as a surrogate ...

Medical research

Brown fat burns calories in adult humans

Brown adipose tissue (often known as brown fat) is a specialized tissue that burns calories to generate body heat in rodents and newborn humans, neither of which shiver.

Medical research

Do you think liposuction will get rid of that fat forever?

Liposuction has become one of the most popular plastic surgeries in the country. It has been around since 1974 and there are now more than 450,000 operations a year. But does the fat come back? A recent study by Teri L. ...

Neuroscience

Discovery could yield treatment for cocaine addicts

Scientists have discovered a molecular process in the brain triggered by cocaine use that could provide a target for treatments to prevent or reverse addiction to the drug.

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