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Brain benefits of aerobic exercise lost to mercury exposure

From the NIH/National Institute of Environmental Health Sciences media release: Cognitive function improves with aerobic exercise, but not for people exposed to high levels of mercury before birth, according to research funded by the National… 

A microRNA plays role in major depression

From the University of Alabama at Birmingham media release: A tiny RNA appears to play a role in producing major depression, the mental disorder that affects as many as 250 million people a year worldwide. Major… 

Social connectedness can increase suicide risk

From the University of Chicago media release: Community characteristics play an important role in perpetuating teen suicide clusters and thwarting prevention efforts, according to a new study by sociologists at the University of Chicago and University… 

Altruism is favored by chance

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From the University of Bath media release: Why do we feel good about giving to charity when there is no direct benefit to ourselves, and feel bad about cheating the system? Mathematicians may have found an…