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Fire-walking inspires a heart-to-heart

Fire-walkers' heart rates sync with those of onlooking family and friends during the ritualistic walk across the coals, a PNAS study finds.

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New guidelines for cardiovascular genetic testing

An international panel of experts from The Heart Rhythm Society and the European Heart Rhythm Association issued new guideline recommendations for all health care professionals about cardiovascular...

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Heart failure patients' osteoporosis often undiagnosed, untreated

One in 10 heart failure patients had compression fractures in the spine that could have been detected by a chest X-ray, but few are receiving treatment to help prevent such fractures according to a...

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Gene variant may predict sudden cardiac death risk for blacks

(Medical Xpress) -- Researchers at Duke University Medical Center have pinpointed a common gene variant in blacks that may be associated with the development of life-threatening heart arrhythmias. The...

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New target to wipe pain away mapped

Researchers at the Indiana University School of Medicine have discovered a peptide that short circuits a pathway for chronic pain. Unlike current treatments this peptide does not exhibit deleterious...

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Timothy syndrome mutations provide new insights into the structure of...

The human genome encodes 243 voltage-gated ion channels. Mutations in calcium channels can cause severe inherited diseases such as migraine, night blindness, autism spectrum disorders and Timothy...

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Bear bile chemical could help keep hearts in rhythm

A synthesised compound which is also found in bear bile could help prevent disturbances in the heart's normal rhythm, according to research published today in the journal Hepatology by a team from...

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New research links obesity with heart rhythm disorder

University of Adelaide research has shown for the first time that obesity directly causes electrical abnormalities of the heart.

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Elite cross-country skiing linked to increased risk of subsequent arrhythmias

A Swedish study presented at the ESC Congress 2011 today, found a higher incidence of arrhythmias in cross-country skiers with a long history of endurance training. Compared to those who had completed...

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Computer model for testing heart-disease drugs developed

UC Davis researchers have developed an accurate computer model to test the effects of medications for arrhythmia, or abnormal heart rhythm, before they are used in patients.

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Freeze and desist: Disabling cardiac cells that can cause arrhythmia

Many patients are responding to a new, minimally invasive way of treating irregular heartbeats by freezing out the bad cells. Atrial fibrillation (A-Fib) is one such heart rhythm disorder, and it's the...

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Hopkins study finds MRI tests safe for people with implanted cardiac devices

Magnetic Resonance Imaging (MRI), an important diagnostic test, has traditionally been off limits to more than 2 million people in the United States who have an implanted pacemaker to regulate heart...

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Patients with implanted cardiac devices should learn about end-of-life options

An implanted device meant to correct heart rhythm may generate repeated painful shocks during a patient’s final hours, at a time when the natural process of dying often affects the heart’s rhythm. Yet,...

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The Medical Minute: Atrial Fibrillation -- What is It?

Atrial fibrillation (AF) is the most common heart rhythm disturbance in the United States and affects 2 to 4 million Americans. It is usually a disease of aging, however it can affect people of all...

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UK doctors still undertreating atrial fibrillation - major risk factor for...

Despite significant improvements in stroke prevention over the past decade, and a fall in incidence and deaths, UK doctors are still undertreating one of the major risk factors - atrial fibrillation -...

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Most Americans with HCM live normal life spans

Most of the 600,000 Americans with hypertrophic cardiomyopathy (HCM) -- a genetic heart muscle disease -- can live normal life spans, according to the first science-based guideline for diagnosing and...

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Wearable defibrillator can prevent death in people with arrhythmias

A wearable defibrillator can prevent sudden death in people with dangerous heart arrhythmias, according to research presented at the American Heart Association's Scientific Sessions 2011.

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'Used' pacemakers give Indians new lease of life

Chandrakan Pawar is lucky to be alive. In September, the Indian former textile mill worker was given an artificial pacemaker after his heart rate plunged to just 20 to 30 beats per minute.

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Natpara approved for hormone disorder causing low blood calcium

(HealthDay)—Natpara (parathyroid hormone) has been approved by the U.S. Food and Drug Administration to control low blood calcium among people with hypoparathyroidism.

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Effectiveness of implanted defibrillators may depend on patient's age

(HealthDay)—Implantable cardioverter-defibrillators (ICDs) prolong survival among heart patients who face a high risk for sudden cardiac death, a new review of research indicates.

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