Add BrightSurf on Google Email

Science News Archive September 2013 - Page 23


Page 23 of 32

Researchers find what's missing in teen health programs

Researchers found that adding a mental health component to school-based lifestyle programs for teens can lead to improved grades, lower obesity rates, and reduced substance use. The program, called COPE, emphasizes cognitive behavioral skills building and was found to sustain positive outcomes for six months.

SourceOhio State University·JournalAmerican Journal of Preventive Medicine·DateSep 10, 2013

What do liberals and conservatives look for in a date?

A recent study by University of Miami political scientist Casey Klofstad found that liberals and conservatives are looking for partners who share their characteristics, regardless of ideology. The research team analyzed data from a popular online dating site and discovered that both groups prioritize similar traits in a potential partner.

SourceUniversity of Miami·JournalPolitical Behavior·DateSep 10, 2013

Amino acid with promising anti-diabetic effects

Researchers have demonstrated that the amino acid arginine significantly improves glucose metabolism in both lean and obese mice. The study found that arginine increases the body's production of glucagon-like peptide-1 (GLP-1), an intestinal hormone that plays a key role in regulating appetite and glucose metabolism.

SourceUniversity of Copenhagen·JournalEndocrinology·DateSep 9, 2013

Is bigger really better when it comes to size of labor wards?

New research reveals that large labor wards with 3,000 to 3,999 deliveries annually have lower obstetric injury claims and higher approval rates compared to smaller units. The study found that greater availability of in-house obstetricians and auxiliary specialists contributes to better patient outcomes.

SourceWiley·JournalActa Obstetricia Et Gynecologica Scandinavica·DateSep 9, 2013

Indy 500 race cars showcase green fuels

The Indy 500 has switched to a fuel containing 85% ethanol, which reduces air pollutants and releases mainly carbon dioxide and water vapor. Studies have shown that using fuels composed of more than 85% ethanol reduce sulfur emissions by 80%, carbon monoxide by 40%, particulate matter by 20%, VOCs by 15%, and nitrogen oxides by 10%.

Microbes help beetles defeat plant defenses

Researchers discovered that symbiotic bacteria inside beetles suppress plant defenses against chewing insects, allowing beetles to thrive. The findings suggest a new way plants can be vulnerable to insect attacks.

SourcePenn State·JournalProceedings of the National Academy of Sciences·DateSep 9, 2013

Blacks in U.S. may be at higher risk for health problems from insufficient sleep

A new study from Harvard School of Public Health found that blacks are more likely to sleep less than seven hours a night, increasing their risk of obesity, high blood pressure, diabetes, heart disease, and death. Black professionals had the highest prevalence of short sleep, while white professionals had the lowest.

SourceHarvard T.H. Chan School of Public Health·JournalAmerican Journal of Epidemiology·DateSep 9, 2013