Culture

BLOOMINGTON, Ind. -- Inexperienced mutual-fund managers and those working for funds with limited resources tend to invest too heavily in companies from their home states without the benefit of actual knowledge of the companies.

This practice translates to roughly $31 billion allocated to excessively risky portfolios each year, according to a study from the Indiana University Kelley School of Business that is the first to document and quantify this "familiarity bias" among professional investors.

CHICAGO – In a study that included nearly 2 millions adults in Canada, the rate of progression to untreated kidney failure was considerably higher among older adults, compared to younger individuals, according to a study in the June 20 issue of JAMA.

The USDA Forest Service Southern Research Station (SRS) recently published a national study, Outdoor Recreation Trends and Futures, showing that Americans' current choices for outdoor recreation differ noticeably from those made by previous generations of Americans.

Lack of time, knowledge and training in health promotion and lack of success with changing patient behavior were among the top barriers to including effective physical activity counseling in the primary care setting, according to research by The University of Texas School of Public Health, part of The University of Texas Health Science Center at Houston (UTHealth).

Large proportions of European coronary patients are not benefitting from cardiac rehabilitation services, according to results of the third EUROASPIRE survey published today in the European Journal of Preventive Cardiology.(1) Yet despite the evidence that cardiac rehabilitation is very effective for patients with coronary heart disease, this latest study shows that services in Europe are much underused, with poor referral and a low participation rate.

BOSTON -- The state of acute confusion and disorientation known as delirium can stem from a serious illness, surgery or infection, and often develops while patients are in the hospital. Now a new study confirms that for patients with Alzheimer's disease, hospitalization and delirium pose a particular risk and can lead to adverse outcomes, including hastened cognitive decline, institutionalization and death.

PHILADELPHIA - Psoriasis is an independent risk for Type 2 Diabetes, according to a new study by researchers with the Perelman School of Medicine at the University of Pennsylvania, with the greatest risk seen in patients with severe psoriasis. Researchers estimate that an additional 115,500 people will develop diabetes each year due to the risk posed by psoriasis above and beyond conventional risk factors. The research is published in the latest issue of the Archives of Dermatology, a JAMA Network publication.

Loneliness – the unpleasant feeling of emptiness or desolation – can creep in and cause suffering to people at any age. But it can be especially debilitating to older adults and may predict serious health problems and even death, according to a new study by UCSF researchers.

Heart transplant patients are notorious for developing an aggressive form of coronary artery disease that can often result in heart failure, death or the need for repeat transplantation. The condition can also have a negative impact on future cardiac procedures, such as stenting.

Do away with the DJ and scrap the composer. A computer program powered by Darwinian natural selection and the musical tastes of 7,000 website users may be on the way to creating a perfect pop tune, according to new research published today in the journal Proceedings of the National Academy of Sciences (PNAS).

A Queen's University study of two eye drugs used to treat wet Age-related Macular Degeneration (AMD) has determined the cheaper of the two could lead to eye inflammation, a potentially blinding adverse effect.

"This is a very important finding," says Sanjay Sharma (Ophthalmology and Epidemiology), a noted AMD and health policy researcher who also practices at Hotel Dieu Hospital. "It is particularly important because many seniors need numerous injections so the risk is cumulative."

Chevy Chase, MD—Osteoporosis in men causes significant morbidity and mortality. Today, the Endocrine Society released clinical practice guidelines (CPG) for management of this condition in men. "Osteoporosis in Men: An Endocrine Society Clinical Practice Guideline," is published in the June 2012 issue of the Journal of Clinical Endocrinology and Metabolism (JCEM), a publication of The Endocrine Society.

ANN ARBOR, Mich. – During this presidential election season, there will be plenty of debate between the candidates on the issues. But when it comes to childhood health concerns, a new poll shows many adults agree on the top priorities they want to see the candidates address: childhood obesity and bullying.

The University of Michigan C.S. Mott Children's Hospital National Poll on Children's Health recently asked adults to name the top child health concerns that the presidential candidates should address.

DENVER (June 18, 2012) – While marijuana use by teens has been increasing since 2005, an analysis of data from 1993 through 2009 by economists at three universities has found no evidence to link the legalization of medical marijuana to increased use of the drug among high school students.

"There is anecdotal evidence that medical marijuana is finding its way into the hands of teenagers, but there's no statistical evidence that legalization increases the probability of use," said Daniel I. Rees, a professor of economics at the University of Colorado Denver.

Atrial fibrillation (AF) is the most frequently sustained arrhythmia of the heart. It affects several million people in Europe. AF causes a loss of contraction in the atria and gives rise to heart failure. Moreover, it is associated with a high risk of stroke. One in five strokes is due to AF.