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Heartbeats in Medical News

Anger and exercise set off irregular heartbeats

According to new study, researchers have observed that anger and exercise can cause a person with an implantable heart device to have an uneven heart rhythm. Implantable cardiovascular defibrillators are placed in the hearts// of people who have abnormal heart rhythms. These irregular heartbeats ca...

New Test To Detect Irregular Heartbeats

People with irregular heartbeats also known as atrial fibrillation run a higher risk of stroke than those with normal heart rhythm because the irregular beating // causes blood to pool, which can lead to a clot that breaks off and travels to the brain. A new test to monitor people for irregular hea...

Skipped heartbeats should not be ignored

Heart beat has a basic rhythm in which it beats. The infrequent skipped heart beat is not serious, but when there is a sustained heart rhythm abnormality,// medical advice is immediately needed. Most people will have experienced so-called arrhythmias from time to time, in other words a missed heart...

Being Overweight Could Lead To Irregular Heartbeats

Researchers now say people who are considered obese are significantly more likely to have an irregular heartbeat // according to a recent study . They say that their finding is important because irregular heartbeats can lead to earlier death, even when people are receiving treatments aimed at brin...

Omega-3s Benefit Heart Attack Survivors, Healthy Adults, Mothers and Infants

... the June 2009 Fats of Life and PUFA Newsletter . New studies show that omega-3s may reduce the risk of heart attack survivors developing premature heartbeats and benefit healthy adults by reducing their level of inflammatory markers. Mothers consuming omega-3s during pregnancy may further benefit from these...

Sleep Disorders Linked to Arrhythmias

... involves the partial or complete blockage of airways and is the most common type of sleep-related breathing disorder -- was associated with irregular heartbeats involving the lower chambers of the heart (ventricles). Central sleep apnea -- caused by a malfunction in brain signals that control breathing muscle...

Radiation dose drastically reduced during whole chest MDCT

...several heart beats in real time and turns the radiation beam on only during alternate beats; retrospective ECG gating also monitors the ECG signal of heartbeats but turns the radiation beam on throughout several consecutive beats, thus delivering more radiation. Seventy-two emergency department patients ...

Omega-3 EPA: Treatment for a Heart Condition

...lve is both narrowed and unable to close properly. Although it has no immediate effect on health, eventually mitral valve stenosis can cause irregular heartbeats and possibly heart failure or other complications, including stroke, heart infection, pulmonary edema, and blood clots. Roxana would face the ongoing ...

Cardiac Patients Take NASA Super Plastic to Heart

...ity left-heart lead. A lead is a special wire that delivers energy from a CRT to the heart muscle. Electrical impulses generated by CRTs resynchronize heartbeats and improve blood flow. The NASA insulation material makes possible the compact and flexible design of Medtronic's CRT lead, one of the thinnest...

New way to analyze sleep disorders

...sraeli and German scientists analyzed just the heart data for the 150 people in the SIESTA study who have no known sleep disorders. They then used the heartbeats to reconstruct the breathing patterns, and they showed that these reconstructions accurately reflect the actual recorded breathing data collected in s...
Heartbeats in Medical Products

CardioSEAL

Description:...tested in computer simulations, on the engineering bench, and in animals. In bench testing it has been put through the equivalent of 20 years of adult heartbeats without failure of the framework. In animal testing, it has shown excellent growth of new tissue into the fabric on the device. On the computer, we ha...
Company:NMT Medical, Inc.
Heartbeats in Medical Dictionary

Sick sinus syndrome

...ick sinus syndrome (SSS) is a type of bradycardia in which the sinoatrial (SA) ... Some patients with sick sinus syndrome also have rapid heartbeats (tachycardia) ... Sick sinus syndrome — Comprehensive overview covers symptoms, diagnosis, treatment of this heart rhythm problem. ... p...

Pacemaker

...r sends the electrical pulses that ... Learn about the pacemaker - an electronic device used to treat patients with abnormally slow or irregular heartbeats on MedicineNet.com WebMD explains how a pacemaker can be used to help control abnormal heart rhythms. ... Single chamber pacemaker uses one ...

Mitral stenosis

...his heart valve disease. ... cause of mitral valve stenosis is a ... ... on health, eventually mitral valve stenosis can cause irregular heartbeats ... Living With Mitral Valve Stenosis . Medications. Surgery. Other Places To ... If medications are not effective in controlling your symptoms...

Ectopic heartbeat

...heart rate and heart rhythm ... Most ectopic heartbeats do not require treatment. ... Ectopic hear...ate and heart rhythm involving extra or skipped heartbeats . ... Ectopic heartbeat Health Article. Save E...ate and heart rhythm involving extra or skipped heartbeats . Ectopic heartbeat - All Information, Ec...

ECG

.... ... An ECG is a very useful tool for determining whether a person has heart disease. ... ECG is used to measure the rate and regularity of heartbeats as well as the size ... An ECG may be included as part of a routine examination in patients over ... Free reference information from The NY Time...

Arrhythmias

...d by an electrical "short ... Because arrhythmias can cause the heart to beat less effectively, blood flow to ... Arrhythmias are abnormal heartbeats usually caused by an electrical "short ... Arrhythmias can be congenital, meaning a person is born with the condition. ... In some people, arrh...
Heartbeats in Biological News

Rare disease provides clues about enzyme role in arrhythmias

...ght into a calcium-sensing enzyme already known to play a role in irregular heartbeats and other critical functions. The researchers showed that the enzyme, calmo...M kinase II. We also showed that inhibiting this enzyme prevented irregular heartbeats in adult rat heart cells engineered to express the Timothy syndrome disease...

UVA reports surprising findings related to myotonic muscular dystrophy

...70 percent of individuals with DM1 develop heart problems which cause their heartbeats to become slow and irregular, often necessitating the need for pacemakers. If these irregular heartbeats are not detected, sudden death can occur. By using the mouse model ...

Engineered heart tissue offers insights into irregular heartbeats, defibrillator failure

...illators are more likely to worsen abnormal heart rate, Bursac said. So-called implantable cardioverter defibrillators (ICD) monitor the timing of heartbeats and can deliver small or large shocks to correct arrhythmias. Such devices have become increasingly common for patients who have experienced arrhythmi...

When in danger humans are similar to a deer in the headlights

... body sway along with increased muscle stiffness following the unpleasant/mutilation block of pictures compared to the neutral pictures. The number of heartbeats per minute was also lower after viewing the mutilation pictures than after looking at the others. "This pattern resembles the 'freezing' and 'fear bra...

NIH renews network focused on how genes influence drug responses

...hythmia Therapy --$14 million provided by NHLBI to discover the common DNA variants that determine why drugs used to treat potentially fatal irregular heartbeats (arrhythmias) are beneficial to some people and harmful to others. (Dan M. Roden, M.D., Vanderbilt University) The Amish Pharmacogenomics of A...

50-year-old Mystery Solved: Protein Tags Regulate Key Ion Channel

...otassium ions determines whether "excitable" cells in the brain, heart and skeletal muscles "fire," sending out nervous impulses that become thoughts, heartbeats and basketball dunks. "We found that a little-studied process called sumoylation, previously associated with nuclear proteins, is active and essent...
Heartbeats in Biological Technology

Signalife Awarded New U.S. Patent, 'System For, And Method Of, Monitoring Heartbeats Of A Patient'

GREENVILLE, S.C., April 23 /PRNewswire-FirstCall/ -- Signalife, Inc. (Amex: SGN ) has announced that the United States Patent and Trademark Office has awarded the Company a new and important patent entitled "System For, And Method Of, Monitoring Heartbeats Of A Patient". The patent, which cov...
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