Cardiology News and Research

Latest Cardiology News and Research

Study looks at cardiac resynchronization therapy

A randomized, controlled, multi-center trial has found that cardiac resynchronization therapy produced no improvement in peak oxygen uptake during exercise testing, the trial's primary endpoint, in patients with Class III heart failure, including mechanical problems that disrupt the heart's normal rhythm and a moderately prolonged QRS complex as demonstrated on EKG.

6 Nov 2007

Study looks at link between weight and causes of death

The association between weight and causes of death can vary considerably, with obesity associated with a significantly increased mortality from cardiovascular disease (CVD), underweight associated with increased mortality from primarily non-cancer, non-CVD causes, and overweight associated with increased mortality from diabetes and kidney disease combined, but with reduced mortality from other non-cancer non-CVD causes of death, according to a study in the November 7 issue of JAMA.

6 Nov 2007

Overeating alters the core mechanism of the body clock

Our body's 24-hour internal clock, or circadian clock, regulates the time we go to sleep, wake up and become hungry as well as the daily rhythms of many metabolic functions.

6 Nov 2007

Risk of disability increasing in older obese population in the U.S.

The older obese population in the U.S. appear to be experiencing more impairments in functional abilities related to movement, although there have been improvements in the cardiovascular health of this population, according to a study in the November 7 issue of JAMA.

6 Nov 2007

Diet type linked to cognitive decline and dementia

Research has shown convincing evidence that dietary patterns practiced during adulthood are important contributors to age-related cognitive decline and dementia risk.

6 Nov 2007

Skipping meals to lose weight

Foregoing food for a day each month stood out among other religious practices in members of the Church of Jesus Christ of Latter-Day Saints (LDS or Mormons), who have lower rates of heart disease than other Americans, researchers reported at the American Heart Association's Scientific Sessions 2007.

6 Nov 2007

Improving hospital safety rating tools

In a bid to clean up misleading institutional safety comparisons and go further to fix safety problems, Johns Hopkins experts are proposing standard guidelines to be used as hospital safety rating tools.

6 Nov 2007

MRSA prevalent in Canadian pig farms and pig farmers

A new study published in Veterinary Microbiology found methicillin-resistant Staphylococcus aureus (MRSA) prevalent in Canadian pig farms and pig farmers, pointing to animal agriculture as a source of the deadly bacteria.

6 Nov 2007

CPR guidelines double hospital discharge rates

A new seven-city study on the impact of new CPR techniques supports the widespread use of the American Heart Association's new 2005 CPR guidelines, according to the study authors in a presentation at the AHA's Scientific Sessions November 4 in Orlando.

6 Nov 2007

Printed human organs!

Each year, pharmaceutical companies invest millions of dollars to test drugs, many of which will never reach the market because of side effects found only during human clinical trials.

6 Nov 2007

Tezosentan does not appear to improve symptoms for patients with acute heart failure

The medication tezosentan, which was thought could be beneficial for the treatment of acute heart failure, did not improve breathlessness or reduce the risk of fatal or nonfatal cardiovascular events, according to a study in the November 7 issue of JAMA.

6 Nov 2007

Lungs' pressure needn't threaten heart transplant survival

Heart surgeons at Johns Hopkins say people who need heart transplants can largely avoid transplant failure due to elevated blood pressure in their lungs with the help of proper drug treatment.

6 Nov 2007

Your Apo E genotype plays part in likelihood of Alzheimer's and heart disease

We all carry the Apo E gene. It plays a key role in the development of Alzheimer's Disease and heart disease, along with a host of chronic ailments.

6 Nov 2007

Food, as opposed to specific nutrients, may be key to having a healthy diet

In a recent academic review, a University of Minnesota professor in the School of Public Health has concluded that food, as opposed to specific nutrients, may be key to having a healthy diet.

6 Nov 2007

Fenofibrate intervention and event lowering in diabetes

Fenofibrate is the first and only widely available lipid modifying agent to demonstrate significant protection to the eye of patients with type 2 diabetes, reducing the need for laser therapy in a wide spectrum of patients which should decrease the risk of progressive loss of vision.

6 Nov 2007

Energy drinks raise blood pressure

Downing an “energy drink” may boost blood pressure as well as energy, researchers said in a small study presented at the American Heart Association's Scientific Sessions 2007.

6 Nov 2007

Novel approaches to hypertension control

A hypertension vaccine could be an important alternative to conventional drug therapy because of patients' inconsistent drug intake - if further research supports results from a small study testing the safety and tolerability of a vaccine.

6 Nov 2007

Diesel exhaust fumes increase clot formation and blood platelet activity

Increased roadway pollution produced by diesel fuel in vehicles is leading to a cascade of conditions that could result in heart attack or stroke, researchers suggested in the report of a small study presented at the American Heart Association's Scientific Sessions 2007.

6 Nov 2007

Cancer risks for overweight women

Half of all cases of womb cancer and a type of oesophageal cancer in women are caused by being overweight or obese, according to a new report published online in the British Medical Journal.

6 Nov 2007

Chronic kidney disease common in U.S. - obesity, diabetes, hypertension and aging population contribute to increase

There is a high prevalence of chronic kidney disease in the United States, which has risen over the past decade, according to a study led by researchers at the Johns Hopkins Bloomberg School of Public Health.

6 Nov 2007