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Science News Archive September 2011 - Page 27


Page 27 of 29

The emotional brain in youth

Bipolar disorder affects 3% of the general population, with significant functional limitations and high rates of psychiatric hospitalization in children and adolescents. The diagnostic criteria for bipolar I disorder in adolescents include mania, euphoria, and irritability, while mixed episodes are common in this age group.

DOE Nuclear Program awards $1.6 million to Penn State

Three Penn State-led projects have received more than $1.6 million in combined research and development grants to improve nuclear fuel safety and develop new alloys for extended service. The projects focus on understanding corrosion protectiveness, detecting damage before fatigue cracks, and developing advanced monitoring methods.

Increased resistance training does not benefit cardiac rehabilitation patients

A new study published in Archives of Physical Medicine and Rehabilitation found that higher volume of resistance training combined with aerobic exercise did not yield additional benefits for patients undergoing cardiac rehabilitation. However, the combination of RT and AT resulted in substantial physical fitness benefits and reductions...

SourceElsevier Health Sciences·JournalArchives of Physical Medicine and Rehabilitation·DateSep 1, 2011

Genetics meets metabolomics

Researchers identified 37 previously unknown genetic risk loci associated with complex common diseases and elucidated their effect on human metabolism. The study provides a comprehensive evaluation of genetic variance in human metabolism, combining genome-wide association studies and metabolomics.