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Science News for November 8, 2015


Revascularization before exercise program improves walking for patients with PAD

A combination therapy of endovascular revascularization followed by supervised exercise resulted in greater improvement in walking distances and health-related quality-of-life measures at one year compared to supervised exercise only. This is a significant benefit for patients with peripheral artery disease and intermittent claudication.

SourceJAMA Network·JournalJAMA·DateNov 8, 2015
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

3-D image may provide better size match for child heart transplants

Researchers developed a novel 3D computer modeling system to assess compatibility of potential donor hearts with children receiving heart transplants. The new system uses MRI and CT images to predict the best donor body weight for pediatric transplant recipients, improving size matching and potentially reducing mismatched organs.

SourceAmerican Heart Association·DateNov 8, 2015

Research reveals main reasons why people go to work when ill

A study found that high job demands, stress, and job insecurity are key reasons for presenteeism. The research also highlights the importance of a supportive work environment in reducing the likelihood of going to work while ill.

SourceUniversity of East Anglia·JournalJournal of Occupational Health Psychology·DateNov 8, 2015
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Exploring the paradox of metabolically healthy obesity

Australian researchers have defined key characteristics of metabolically healthy obesity, shedding light on the paradox. They found that obese individuals sensitive to insulin in muscle or liver are metabolically healthier, with lower blood pressure and less deep abdominal fat. This discovery provides significant insight into human ins...

SourceGarvan Institute of Medical Research·JournalThe Journal of Clinical Endocrinology & Metabolism·DateNov 8, 2015

Video-based CPR training may be as valuable as hands-on approach, Penn study finds

A new Penn study finds that video-based CPR training can be just as effective as traditional hands-on training in teaching the basics of CPR. The study involved over 1,600 family members who received either video-only or VSI with manikin training and found that both groups performed similarly in a six-month retention test.

SourceUniversity of Pennsylvania School of Medicine·DateNov 8, 2015

Eating more homemade meals may reduce risk of type 2 diabetes

Research presented at the American Heart Association's Scientific Sessions 2015 found that eating about two homemade lunches or dinners a week can lower Type 2 diabetes risk by 13%. The study analyzed data from nearly 58,000 women and 41,000 men over 36 years.

SourceAmerican Heart Association·DateNov 8, 2015

Study examines prevalence of 'silent' heart attacks in population

A study published in JAMA Network found that nearly 8% of the population has myocardial scars, indicating a 'silent' heart attack. The majority (78%) of these scars were undetected by electrocardiography or clinical evaluation, highlighting the need for improved detection methods.

SourceJAMA Network·JournalJAMA·DateNov 8, 2015
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Ancient brains turn paleontology on its head

Scientists have found definitive evidence that ancient brain tissue can fossilize. A team of researchers has discovered seven fossils of the extinct arthropod species Fuxianhuia protensa, which contain preserved brains. The brains were preserved as flattened carbon films and demonstrate a density similar to modern crustacean brains.

SourceUniversity of Arizona·JournalPhilosophical Transactions of the Royal Society of London (B )·DateNov 8, 2015

New disease-carrying mosquito arrives in B.C.

The invasive mosquito has been found in Western Canada and is native to Asia. Researchers are studying its DNA to understand its origin and potential health hazards.

SourceSimon Fraser University·JournalJournal of Medical Entomology·DateNov 8, 2015
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Poor air quality increases patients' risk of heart attack, new study finds

A major new study found that people with heart disease face an increased risk of a serious heart attack during poor air quality days. Researchers at the Intermountain Medical Center Heart Institute identified a strong association between bad air quality days and a higher risk of STEMI, the most dangerous type of heart attack.

SourceIntermountain Medical Center·DateNov 8, 2015

Study asks: To improve patients' health, should you pay physicians, patients, or both?

Researchers at the University of Pennsylvania School of Medicine found that paying both physicians and patients financial incentives leads to a greater reduction in low-density lipoprotein (LDL) cholesterol. The study enrolled 340 primary care physicians and over 1500 of their patients, dividing them into four groups: physician-only in...

SourceUniversity of Pennsylvania School of Medicine·JournalJAMA·DateNov 8, 2015

Obtaining high-quality labels by crowdsourcing

A study published in Science China: Information Sciences found that crowdsourcing can help improve label quality and reduce costs. Researchers analyzed worker performance and provided criteria for evaluating their qualities, enabling the elimination of low-quality workers from the crowd.

SourceScience China Press·DateNov 8, 2015
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Just 1 energy drink may boost heart disease risk in young adults

A study of 25 healthy young adults found that drinking one energy drink increased blood pressure and norepinephrine levels, which could predispose otherwise healthy individuals to cardiovascular risk. The findings suggest that commercially available energy drinks may be a contributing factor to heart disease in young adults.

SourceAmerican Heart Association·DateNov 8, 2015

The No. 1 killer is invisible to most women

A survey found that only 27% of women can name a woman with heart disease, highlighting the disconnect between widespread cardiovascular disease and personal perceptions. Women are more likely to be concerned about heart health when they know another woman who has experienced it.

SourceAmerican Heart Association·DateNov 8, 2015

Kids learn about healthy lifestyle in school-based garden program

A school-based garden program in Nevada taught children about the value of healthy nutrition and physical activity, leading to increased awareness and behavior change. The program also included parent workshops and a farmer's market, resulting in improved knowledge of daily recommended screen time and participation in physical activity.

SourceAmerican Heart Association·DateNov 8, 2015
Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.