News tagged with heart rhythm abnormalities


Death rates decline for advanced heart failure patients, but outcomes are still not ideal

UCLA researchers examining outcomes for advanced heart-failure patients over the past two decades have found that, coinciding with the increased availability and use of new therapies, overall mortality has decreased and sudden ...

Cardiology created 13 hours ago | popularity not rated yet | comments 0

One in ten teens using 'study drugs,' but parents aren't paying attention

As high schoolers prepare for final exams, teens nationwide may be tempted to use a "study drug"—a prescription stimulant or amphetamine—to gain an academic edge. But a new University of Michigan poll shows only one in ...

Health created May 20, 2013 | popularity not rated yet | comments 0

Study evaluates effect of increasing detection intervals in implantable cardioverter-defibrillators

Programming an implantable cardioverter-defibrillator (ICD) with a long-detection interval compared with a standard-detection interval resulted in a reduction in anti-tachycardia pacing episodes, ICD shocks delivered, and ...

Cardiology created May 07, 2013 | popularity 5 / 5 (1) | comments 0

FDA warning against high dose antidepressant prescription may be unwarranted, study finds

The U.S. Food and Drug Administration's warning that high doses of the antidepressant citalopram can cause potentially serious abnormal heart rhythms might be doing more harm than good.

Psychology & Psychiatry created May 03, 2013 | popularity 4 / 5 (1) | comments 0 | with audio podcast

Research links circadian rhythms to sudden cardiac death

A fundamental discovery reported in the March 1st issue of the journal Nature, uncovers the first molecular evidence linking the body's natural circadian rhythms to sudden cardiac death (SCD). Ventricular arrhythmias, or abn ...

Cardiology created Feb 22, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Researchers identify new target for common heart condition

Researchers have found new evidence that metabolic stress can increase the onset of atrial arrhythmias, such as atrial fibrillation (AF), a common heart condition that causes an irregular and often abnormally fast heart rate. ...

Cardiology created Jan 08, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

'Popeye' proteins help the heart adapt to stress

(Medical Xpress) -- A family of proteins named after Popeye play an essential role in allowing the heart to respond to stress, according to a study published today in the Journal of Clinical Investigation. The fi ...

Medical research created Feb 24, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

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.

Medical research created Aug 31, 2011 | popularity not rated yet | comments 0 | with audio podcast

Snipping key nerves may help life threatening heart rhythms

What do sweaty palms and abnormal heart rhythms have in common? Both can be initiated by the nervous system during adrenaline-driven "flight or fight" stress reaction when the body senses danger.

Cardiology created Dec 19, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Study finds possible link between diabetes and increased risk of heart attack death

Having diabetes doubles a person's risk of dying after a heart attack, but the reason for the increased risk is not clear. A new University of Iowa study suggests the link may lie in the over-activation of an important heart ...

Cardiology created Feb 15, 2013 | popularity not rated yet | comments 0 | with audio podcast

Study clarifies antidepressant contribution to arrhythmia risk

A 2011 warning from the U.S. Food and Drug Administration about the popular antidepressant citalopram (Celexa) left many patients and physicians with more questions than answers. Now an analysis of the medical records of ...

Medications created Jan 29, 2013 | popularity not rated yet | comments 0 | with audio podcast

Researchers solve puzzle of proteins linked to heart failure

Sudden cardiac death is a risk for patients with heart failure because the calcium inside their heart cells is not properly controlled and this can lead to an irregular heartbeat. New findings published in PLoS ONE, which ...

Medical research created Feb 22, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Apixaban superior to warfarin across range of patient risk scores

A new anticoagulant called apixaban is superior to warfarin in preventing stroke with consistent effects across a wide range of stroke and bleeding risk in patients with atrial fibrillation, according to Duke University Medical ...

Cardiology created Oct 01, 2012 | popularity not rated yet | comments 0 | with audio podcast

MS drug prevented fatal heart condition in lab study

A drug used to treat multiple sclerosis may also be effective at preventing and reversing the leading cause of heart attack, a new study has found.

Cardiology created Jan 30, 2012 | popularity not rated yet | comments 0 | with audio podcast

Mini stroke symptoms quickly fade, but patients remain at risk

Each year, as many as 500,000 Americans experience mini strokes called transient ischemic attacks (TIAs).

Cardiology created Feb 05, 2013 | popularity not rated yet | comments 0