Losing weight over the phone
2013-07-09
An intensive lifestyle intervention, proven to help people lose weight to prevent diabetes, also works in primary care when delivered over the telephone to obese patients with metabolic syndrome. Group telephone sessions appear to be particularly effective for greater weight loss, according to a new study by Drs. Paula Trief and Ruth Weinstock from SUNY Upstate Medical University in Syracuse, New York, and colleagues. Their work¹ appears online in the Journal of General Internal Medicine², published by Springer.
Metabolic syndrome affects a third of US adults and is associated ...
Admission screenings find superbug infections in Virginia
2013-07-09
CHICAGO -- Antibiotic-resistant superbugs like carbapenem-resistant Enterobacteriaceae (CRE) present a challenge to healthcare professionals as patients move from different care settings and facilities, unknowingly spreading healthcare-associated infections. In a new study, researchers screened all patients for CRE at admission to a long-term acute care hospital (LTACH). They found patients colonized with CRE coming into the LTACH from hospitals, but they also found transmission occurring among patients in the LTACH. LTACHs provide similar care as hospitals but focus on ...
Microparticles create localized control of stem cell differentiation
2013-07-09
Before scientists and engineers can realize the dream of using stem cells to create replacements for worn out organs and battle damaged body parts, they'll have to develop ways to grow complex three-dimensional structures in large volumes and at costs that won't bankrupt health care systems.
Researchers are now reporting advances in these areas by using gelatin-based microparticles to deliver growth factors to specific areas of embryoid bodies, aggregates of differentiating stem cells. The localized delivery technique provides spatial control of cell differentiation within ...
Egyptian leader makes surprise appearance at archaeological dig in Israel
2013-07-09
As modern Egypt searches for a new leader, Israeli archaeologists have found evidence of an ancient Egyptian leader in northern Israel.
At a site in Tel Hazor National Park, north of the Sea of Galilee, archeologists from the Hebrew University of Jerusalem have unearthed part of a unique Sphinx belonging to one of the ancient pyramid-building pharaohs.
The Hazor Excavations are headed by Prof. Amnon Ben-Tor, the Yigael Yadin Professor in the Archaeology of Eretz Israel at the Hebrew University's Institute of Archaeology, and Dr. Sharon Zuckerman, a lecturer at the ...
Dip, dip, hooray -- Kids eat more veggies with flavored dips
2013-07-09
Many parents have a difficult time persuading their preschool-aged children to try vegetables, let alone eat them regularly. Food and nutrition researchers have found that by offering a dip flavored with spices, children were more likely to try vegetables -- including those they had previously rejected.
"Less than 10 percent of four-to-eight-year-olds consume the USDA (U.S. Department of Agriculture) recommended daily servings of vegetables," said Jennifer S. Savage, associate director of the Center for Childhood Obesity Research at Penn State. "Even more striking is ...
NIH scientists assess history, pandemic potential of H7 influenza viruses
2013-07-09
WHAT:
The emergence of a novel H7N9 avian influenza virus in humans in China has raised questions about its pandemic potential as well as that of related influenza viruses. In a commentary published online today, scientists at the National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health, address these questions by evaluating past outbreaks of H7 subtype influenza viruses among mammals and birds and comparing H7 viruses with other avian influenza viruses and strains.
In recent decades, the scientists write, avian H7 viruses ...
Urgent call for cardiovascular R&D revival to halt growing CVD epidemic
2013-07-09
Sophia Antipolis -- A resurgence in cardiovascular R&D is urgently needed to curb a new epidemic of cardiovascular diseases, according to leading cardiologists and industry representatives in the Cardiovascular Round Table (CRT).
The CRT is an independent forum established by the European Society of Cardiology (ESC) and comprised of cardiologists and representatives of the pharmaceutical and medical device industries. The group's views are outlined in "Championing Cardiovascular Health Innovation in Europe", published in European Heart Journal.(1)
Professor Michel Komajda ...
Poorer health for acetaminophen overdose survivors than other liver failure patients
2013-07-09
Spontaneous survivors of acetaminophen overdose have significantly lower overall health compared to survivors or transplant recipients following acute liver failure caused by non-drug induced liver injury according to a new study published online in Liver Transplantation, a journal of the American Association for the Study of Liver Diseases and the International Liver Transplantation Society. Findings show that acetaminophen overdose survivors report more days of impaired mental and physical health, and activity limitations due to poor health, pain, anxiety and depression. ...
Avoidance strategies can be valuable stress reliever, says study on work/life/school balance
2013-07-09
Toronto – If achieving a work/life balance wasn't hard enough, researchers say many of us are juggling a third factor: school.
That creates conflicts, say Bonnie Cheng, a PhD candidate at the University of Toronto's Rotman School of Management, and Julie McCarthy, an associate professor at the Rotman School and the University of Toronto Scarborough, often resulting in dissatisfaction in the area that caused that conflict. For example, skipping a family function to stay late at work can lead to less satisfaction with work.
But avoidance techniques can help, their most ...
Silicon oxide memories transcend a hurdle
2013-07-09
HOUSTON – (July 9, 2013) – A Rice University laboratory pioneering memory devices that use cheap, plentiful silicon oxide to store data has pushed them a step further with chips that show the technology's practicality.
The team led by Rice chemist James Tour has built a 1-kilobit rewritable silicon oxide device with diodes that eliminate data-corrupting crosstalk.
A paper on the new work appears this week in the journal Advanced Materials.
With gigabytes of flash memory becoming steadily cheaper, a 1k nonvolatile memory unit has little practical use. But as a proof ...
Newly identified bone marrow stem cells reveal markers for ALS
2013-07-09
Amyotrophic Lateral Sclerosis (ALS) is a devastating motor neuron disease that rapidly atrophies the muscles, leading to complete paralysis. Despite its high profile — established when it afflicted the New York Yankees' Lou Gehrig — ALS remains a disease that scientists are unable to predict, prevent, or cure.
Although several genetic ALS mutations have been identified, they only apply to a small number of cases. The ongoing challenge is to identify the mechanisms behind the non-genetic form of the disease and draw useful comparisons with the genetic forms.
Now, using ...
Did Neandertals have language?
2013-07-09
Fast-accumulating data seem to indicate that our close cousins, the Neandertals, were much more similar to us than imagined even a decade ago. But did they have anything like modern speech and language? And if so, what are the implications for understanding present-day linguistic diversity? The MPI for Psycholinguistics researchers Dan Dediu and Stephen C. Levinson argue in their paper in Frontiers in Language Sciences that modern language and speech can be traced back to the last common ancestor we shared with the Neandertals roughly half a million years ago.
The Neandertals ...
5D optical memory in glass could record the last evidence of civilization
2013-07-09
Using nanostructured glass, scientists at the University of Southampton have, for the first time, experimentally demonstrated the recording and retrieval processes of five dimensional digital data by femtosecond laser writing. The storage allows unprecedented parameters including 360 TB/disc data capacity, thermal stability up to 1000°C and practically unlimited lifetime.
Coined as the 'Superman' memory crystal, as the glass memory has been compared to the "memory crystals" used in the Superman films, the data is recorded via self-assembled nanostructures created in ...
Method to improve blood supply to engineered replacement tissues
2013-07-09
New Rochelle, NY -- Next-generation hydrogels can form synthetic scaffolds to support the formation of replacement tissues and organs in the emerging area of regenerative medicine. Embedding peptides into the hydrogels stimulates the growth of essential microvascular networks to ensure a good blood supply. Novel, cutting-edge technology in which hydrogels functionalized with laminin-derived peptides were transplanted in a mouse cornea and were shown to support cell growth and blood vessel formation is described in an article in BioResearch Open Access, a peer-reviewed open ...
Wildfires may contribute more to global warming than previously predicted
2013-07-09
LOS ALAMOS, N.M., July 9, 2013—Wildfires produce a witch's brew of carbon-containing particles, as anyone downwind of a forest fire can attest. A range of fine carbonaceous particles rising high into the air significantly degrade air quality, damaging human and wildlife health, and interacting with sunlight to affect climate. But measurements taken during the 2011 Las Conchas fire near Los Alamos National Laboratory show that the actual carbon-containing particles emitted by fires are very different than those used in current computer models, providing the potential for ...
Robotic ultrasound gives surgeon more direct control in mapping and removing kidney cancers
2013-07-09
DETROIT – While the use of ultrasound to identify tumors during kidney cancer surgery is gaining acceptance, a research team at Henry Ford Hospital has successfully taken it a step further by showing an added benefit when the procedure is done robotically.
Simply put, the kidney surgeon who performs the ultrasound robotically has direct control over the painstaking procedure instead of having to rely on an assistant for part of the task.
The researchers compared the robotic ultrasound probe to the same procedure using a laparoscopic ultrasound probe, which requires an ...
Promise and caution shown in ongoing research into stem cell treatment of strokes
2013-07-09
DETROIT – While stem-cell therapy offers great promise for the treatment of stroke, much research remains to be done to show its long-term effectiveness and to understand the potential for dangerous side effects.
These are the conclusions drawn by Henry Ford Hospital neurologists Jing Zhang, M.D., Ph.D., and Michael Chopp, Ph.D., scientific director of the Henry Ford Hospital Neuroscience Institute, in a review of their own and other current research into the next-generation treatment of one of the leading causes of death and disability around the world. The article has ...
July/August 2013 Annals of Family Medicine tip sheet
2013-07-09
The Need for Discussion About Prostate Cancer Screening Choices, Optimizing Shared Decision Making
Three research studies and an accompanying editorial address the importance of shared decision making around prostate cancer screening. Although prostate cancer is among the most common cancers among men in the United States, the value of screening for prostate cancer by measuring prostate-specific antigen levels remains highly controversial because screening can lead to invasive procedures and treatments that in turn can cause substantial harm. Because such harms may outweigh ...
Fixed payments not a barrier to quality of care in HMOs, study finds
2013-07-09
Ever since the Medicare Prescription Drug, Improvement, and Modernization Act of 2003, the number of enrollees in Medicare Advantage, Medicare's managed care program, has jumped from 5.3 million to 14.4 million in 2013. While most individuals in Medicare opt for the traditional, fee-for-service benefit, many more are enrolling in HMOs and other managed care options.
This dynamic heightens the importance of a question health care professionals and policymakers have been asking for many years: Does the system of fixed reimbursement inherent to HMOs and other forms of health ...
Annals of Internal Medicine tip Sheet for 9 July 2013
2013-07-09
1. Task force finds insufficient evidence to recommend for or against screening for primary open-angle glaucoma
The United States Preventive Services Task Force (USPSTF) found insufficient evidence to assess the balance of benefits and harms of screening for primary open-angle glaucoma (POAG) in adults. Glaucoma is an acquired degeneration of the optic nerve that is the second most common cause of blindness worldwide. Open-angle is the most common type of glaucoma where an increase in pressure on the optic nerve occurs slowly over time. The goal of potential screening ...
Medicaid programs vary in coverage of preventive care, report says
2013-07-09
WASHINGTON, DC—Existing Medicaid beneficiaries have largely been left out of the health reform movement when it comes to preventive services that can ward off cancer, heart disease and other potentially deadly diseases, according to a new study by researchers at the George Washington University School of Public Health and Health Services (SPHHS).
The study, which appears in the July issue of Health Affairs, notes that under the Affordable Care Act most private insurance plans, Medicare and Medicaid expansion programs are required by law to cover a full range of crucial ...
Melody modulates choir members' heart rate
2013-07-09
When people sing in a choir their heart beats are synchronised, so that the pulse of choir members tends to increase and decrease in unison. This has been shown by a study from the Sahlgrenska Academy at University of Gothenburg that examined the health effects for choir members.
In the research project "Kroppens Partitur" (The Body's Musical Score), researchers at the Sahlgrenska Academy are studying how music, in purely biological terms, affects our body and our health. The object is to find new forms where music may be used for medical purposes, primarily within rehabilitation ...
Penn study sheds light on why low-income patients prefer hospital care to a doctor's office
2013-07-09
Philadelphia -- Patients with low socioeconomic status use emergency and hospital care more often than primary care because they believe hospital care is more affordable and convenient, and of better quality than care provided by primary care physicians, according to the results of a new study from researchers at the Perelman School of Medicine at the University of Pennsylvania. The results of the study, appearing in the July issue of Health Affairs (and featured on its cover), have significant implications for policy initiatives such as the Affordable Care Act that seek ...
Denormalizing smoking: Making the case for banning cigarettes in parks and on beaches
2013-07-09
Many state and local governments have banned smoking in parks and on beaches on the basis that passive smoke is a risk for non-smokers, cigarette butts pollute the environment, and seeing people smoke poses a long-term risk to children. In the paper "Banning Smoking In Parks and on Beaches: Science, Policy, and the Politics of Denormalization," published in the July issue of the journal Health Affairs, researchers at Columbia University's Mailman School of Public Health analyzed the evidence for these claims and found them to be far from definitive and, in some cases, weak. ...
Irregular bed times curb young kids' brain power
2013-07-09
Given the importance of early childhood development on subsequent health, there may be knock-on effects across the life course, suggest the authors.
The authors looked at whether bedtimes in early childhood were related to brain power in more than 11,000 seven year olds, all of whom were part of the UK Millennium Cohort Study (MCS).
MCS is a nationally representative long term study of UK children born between September 2000 and January 2002, and the research drew on regular surveys and home visits made when the children were 3, 5, and 7, to find out about family routines, ...
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