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New imaging technique reveals different heart motions by age, gender

Medicine & Health / Research

created Dec 08, 2009 | popularity not rated yet | comments 0

Using a new noninvasive imaging technique, scientists said they have discovered important, fundamental differences in heart motion by age and gender.


Drug for erectile dysfunction improves heart function in young heart-disease patients

Medicine & Health / Research

created Nov 18, 2009 | popularity 5 / 5 (1) | comments 0

Heart function significantly improved in children and young adults with single-ventricle congenital heart disease who have had the Fontan operation following treatment with sildenafil, a drug used to treat erectile dysfunction ...


Women suffering sudden cardiac arrest have lower prevalence of structural heart disease than men

Medicine & Health / Research

created Nov 17, 2009 | popularity not rated yet | comments 0

A woman who suffers sudden cardiac arrest is significantly less likely than a man to exhibit the decrease in the heart's pumping ability that is widely recognized as a precursor, says a new study in the Nov. 24 Journal of ...


EKG can show false positive readings for diagnosing heart condition

Medicine & Health / Diseases

created Nov 16, 2009 | popularity not rated yet | comments 0

The electrical measurements on the electrocardiogram can often mislead physicians in diagnosing the heart condition left ventricular hypertrophy, causing other screening tests to be ordered before a definitive conclusion ...


Right-handed chimpanzees provide clues to the origin of human language

Biology / Plants & Animals

created Nov 16, 2009 | popularity 2.5 / 5 (2) | comments 8

Most of the linguistic functions in humans are controlled by the left cerebral hemisphere. A study of captive chimpanzees at the Yerkes National Primate Research Center (Atlanta, Georgia), reported in the January 2010 issue ...


Size matters: Obesity leading risk factor of left atrial enlargement during aging

Medicine & Health / Diseases

created Nov 09, 2009 | popularity 5 / 5 (1) | comments 0

Aside from aging itself, obesity appears to be the most powerful predictor of left atrial enlargement (LAE), upping one's risk of atrial fibrillation (the most common type of arrhythmia), stroke and death, according to findings ...


Fetal heart surgery may prevent full-blown left heart chamber disorder

Medicine & Health / Research

created Sep 29, 2009 | popularity not rated yet | comments 0

Surgery performed in fetuses predicted to be born with a syndrome causing severely underdeveloped hearts helped some avoid developing the full-blown disorder and improved heart growth and function, researchers reported in ...


New strategies to improve treatment and ultimately prevent heart failure in children

Medicine & Health / Other

created Jul 07, 2009 | popularity not rated yet | comments 0

Structural cardiovascular abnormalities present at birth are the leading cause of heart failure in children. Nearly half a million children in the United States have structural heart problems ranging in severity from relatively ...


Bone marrow cell therapy may be beneficial for patients with ischemic heart disease

Medicine & Health / Diseases

created May 19, 2009 | popularity not rated yet | comments 0

The injection of bone marrow cells into the heart of patients with chronic myocardial ischemia (reduced blood flow to some areas of the heart) was associated with modest improvements in blood flow and function of the left ...


Environment plays role in complex heart defect

Medicine & Health / Diseases

created Mar 30, 2009 | popularity not rated yet | comments 1

A congenital heart disease that often leads to death in newborns is significantly more common during the summer, leading researchers to believe that the environment, and not just genes that affect the heart, may play a role ...


on February 4, 2009. In a study

Sinister business: Lefties have evolutionary boon

Biology / Evolution

created Feb 27, 2009 | popularity 3.6 / 5 (13) | comments 10

Under Darwinian pressure, genes that don't help the struggle to survive get squeezed out of the genetic code, leaving the ones that are fitter.


Abnormal heart function associated with reduced capacity for exercise

Medicine & Health / Diseases

created Jan 20, 2009 | popularity not rated yet | comments 0

Patients with abnormal diastolic function (when the heart is relaxed and expanded) in the left ventricle of the heart have a substantially lower maximum capacity for exercise, according to a study in the January 21 issue ...


Delusions associated with consistent pattern of brain injury

Medicine & Health / Research

created Jan 13, 2009 | popularity 4 / 5 (1) | comments 0

A new study provides a novel theory for how delusions arise and why they persist. NYU Langone Medical Center researcher Orrin Devinsky, MD, performed an in-depth analysis of patients with certain delusions and brain disorders ...


Safe new therapy for genetic heart disease

Medicine & Health / Research

created Dec 30, 2008 | popularity not rated yet | comments 0

A new clinical trial suggests that long-term use of candesartan, a drug currently used to treat hypertension, may significantly reduce the symptoms of genetic heart disease. The related report by Penicka et al, "The effects ...


baby, mother

Rise in births for couples on benefits

Other Sciences / Other

created Dec 22, 2008 | popularity 4 / 5 (1) | comments 0

(PhysOrg.com) -- Increased government support for families has coincided with a rise in births among women who left school at 16 compared to those who stayed in education after the age of 18.