Addiction

Alcohol abuse, eating disorders share genetic link

Part of the risk for alcohol dependence is genetic, and the same is true for eating disorders. Now, researchers at Washington University School of Medicine in St. Louis have found it's likely some of the same genes are involved ...

Neuroscience

Researchers find amygdala not always necessary for fear

(Medical Xpress)—Researchers at the University of Iowa have found that three volunteer women with defective amygdalas were able to experience internal fear. In their paper published in the journal Nature Neuroscience, the ...

Medical research

Gut microbes at root of severe malnutrition in kids

A study of young twins in Malawi, in sub-Saharan Africa, finds that bacteria living in the intestine are an underlying cause of a form of severe acute childhood malnutrition.

Neuroscience

Of mice and men, a common cortical connection

A new study using magnetic resonance imaging data of 406 adult human twins affirms the long-standing idea that the genetic basis of human cortical regionalization – the organization of the outer brain into specific functional ...

Health

Twinning is winning: Moms of twins live longer

(Medical Xpress) -- Compared with other mothers, women who deliver twins live longer, have more children than expected, bear babies at shorter intervals over a longer time, and are older at their last birth, according to ...

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