Add BrightSurf on Google Email

Science News Archive November 2013 - Page 12


Page 12 of 30

Social values vary across Canada

A national survey conducted by Concordia University found that Canadians have varying opinions on the country's social welfare programs and Aboriginal self-governance. While a majority (65%) supports universal access to assistance programs, there is significant variation in prioritization, with families with children living in poverty ...

Non-specialist health workers play important role in improving mental health in developing countries

A new Cochrane review shows that non-specialist health workers, such as doctors and nurses, can alleviate depression and anxiety in people with mental health problems. Non-specialists may also help treat maternal depression, post-traumatic stress disorder, and alcohol abuse, although the benefits may be smaller.

SourceLondon School of Hygiene & Tropical Medicine·JournalCochrane Database of Systematic Reviews·DateNov 19, 2013

Tuesday, Nov. 19, 2013 news tips

A new bioabsorbable magnesium stent has shown promising results in reducing the risk of heart attacks for up to three years after implantation. Of 46 patients, only two required vessel-opening procedures and one suffered a heart attack within the first year, with no incidents reported in the second year.

Enhancing battery performance

Researchers from Japan have developed a new method to align the individual grains of lithium cobalt oxide in a cathode, resulting in improved Li-ion battery performance. The aligned structure allows for easier access for lithium ions, reducing stress and increasing efficiency, making it a major breakthrough in Li-ion battery technology.

SourceAmerican Institute of Physics·JournalAPL Materials·DateNov 19, 2013

Depression in pregnancy: New study shows preferences for therapy over medication

A new study published in Journal of Psychiatric Practice reveals that pregnant women with depression often experience conflict when deciding on treatment. They strongly prefer non-drug treatments like psychotherapy and alternative therapies, citing concerns about antidepressant medications' potential effects on the developing baby.

SourceWolters Kluwer Health·JournalJournal of Psychiatric Practice·DateNov 18, 2013

Embargoed news from Nov. 19, 2013 Annals of Internal Medicine tip sheet

A new study published in Annals of Internal Medicine suggests that calculating comorbidity-adjusted life expectancy may help physicians determine whether to continue or stop cancer screening in elderly patients. The researchers found that patients with higher levels of comorbidity had shorter life expectancies than healthy patients of ...

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateNov 18, 2013

Would an 'anti-ketamine' also treat depression?

A new study published in Biological Psychiatry reports that the compound sarcosine enhances NMDA receptor function, causing antidepressant-like effects and improving mood scores in patients with depression. The findings suggest that normalizing NMDA receptor activity may restore mood to normal levels.

SourceElsevier·JournalBiological Psychiatry·DateNov 18, 2013

'Sensational' barrels in the brain

Researchers at the Tata Institute of Fundamental Research have discovered a gene named Lhx2 that plays a crucial role in forming high-resolution neurocircuitry for touch in mice. The study reveals that this gene is essential for the formation of 'barrels' and 'cores' in the brain, which enable rapid whisking and environmental assessment.

SourceTata Institute of Fundamental Research·JournalProceedings of the National Academy of Sciences·DateNov 18, 2013

Program helps at-risk family members of patients with heart disease improve their own heart health

Family members of patients with coronary heart disease improved cholesterol levels, physical activity, and dietary habits after participating in a year-long intervention program. The program included counselling sessions, goal setting, and feedback, resulting in reduced body mass index and waist circumference.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateNov 18, 2013

Avoiding poisons: A matter of bitter taste

A recent study published in Molecular Biology and Evolution found that herbivores have a greater number of Tas2r bitter taste receptor genes than omnivores and carnivores. The researchers correlated the Tas2r gene repertoire with dietary compositions, revealing a significant relationship between plant diet fraction and Tas2r gene number.

Early surgery for hip fractures in older adults may improve outcomes

A randomized controlled trial found that early surgery for hip fractures in older adults can significantly reduce complications and improve outcomes. The study involved 60 patients aged 45 or older who received either accelerated care or standard care, with the former resulting in shorter wait times and improved surgical results.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateNov 18, 2013

Human error most common cause of birth asphyxia

A 15-year study found human error is the most common cause of infant asphyxiation at birth in Norway, with 50% attributed to poor fetal monitoring. The study suggests training for midwives and obstetricians, along with high-quality audits, could help reduce compensation claims after birth asphyxia.

SourceWiley·JournalActa Obstetricia Et Gynecologica Scandinavica·DateNov 18, 2013

Boredom research has now become more interesting

Researchers identify five types of boredom, including apathetic boredom, which resembles learned helplessness or depression, in a study published in Motivation and Emotion. The findings show that people tend to experience one type of boredom at a time, rather than randomly switching between different types.

SourceSpringer·JournalMotivation and Emotion·DateNov 18, 2013

Poorer, rural counties have lower CPR training rates

A study found that rural, poorer counties in the US have lower CPR training rates, particularly among communities of color. The disparity is attributed to geographic, population, and healthcare characteristics. Researchers call for targeted training programs to narrow existing gaps.

SourceJAMA Network·JournalJAMA Internal Medicine·DateNov 18, 2013