Atrial

Respiratory Sinus Arrhythmia and PACs

…relatively gradual slowing and speeding of the heart, like your foot on the gas pedal on normal traffic. Premature Atrial Contractions (PACs) As for PACs, this is an abbreviation for a premature atrial contraction generated by the SA node, or perhaps another electrical cell in the atria outside the usual conduction…

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Is Your Cell Phone Causing Heart Problems?

…syncope, brief loss of consciousness (LOC) and had tachycardia (abrupt, rapid heartbeat). * Two people had a heart attack. * One person developed atrial fibrillation. That was 1970. Then, in 2010 Canadian Magda Havas confirmed that 20% of healthy subjects developed cardiac arrhythmias when provoked…

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The Most Common Blood Thinners

…from a stroke if you have mechanical heart valves, atrial fibrillation or had an extensive heart attack (scar tissue weakens contraction of the left ventricle, which may allow blood to stagnate and clot). Blood thinners are also prescribed for atrial fibrillation, mechanical heart valves, and prevention…

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What are Cardiac Arrhythmias?

…contracts prematurely. A premature atrial contraction is when the atrium (one of the two top chambers of the heart) contracts prematurely. We frequently see PVCs in women who have mitral valve prolapse. These irregularities are usually not a problem for healthy people. Atrial fibrillation is another cardiac…

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The SA Node: An Intrinsic Heart Pacemaker

…Pacemaker We look first to the "sinus node," which is up atop the inside of the right atrium in the coronary "sinus," not unlike a nasal sinus. This sino-atrial node is also called the "SA node," and has the huge responsibility to stimulate each and every heart beat for a lifetime. Not even a lunch break for…

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Vascular Dementia Can Happen to Anyone

…of the time high blood pressure is the cause. But it can also happen in people with arteriosclerosis, valvular disease, congestive heart failure, atrial fibrillation, and pacemaker therapy. The classic signs of VaD are slowed thinking, memory problems, confusion that often worsens at night, personality…

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Should You Take Blood-Thinning Drugs?

…blood and prevent blood clots which can cause strokes. This is especially true if you have mechanical heart valves, suffered an embolic stroke, have atrial fibrillation (AF) or had an extensive heart attack. But, like any drug, Coumadin does have side effects. The major one is excessive bleeding (bleeding…

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Stroke 101: Risk Factors for Stroke

…have higher rates of hypertension, diabetes, obesity, and tobacco use, all of which are independent risk factors for stroke) * High blood pressure * Atrial fibrillation * High inflammation marker scores, such as CRP, homocysteine, fibrinogen, and Lp(a) While the symptoms some strokes are easy to recognize—weakness…

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Do You Need a Heart Pacemaker?

…your turn: Have you, or someone you know, gotten a heart pacemaker and found it made a difference? You May Also Be Interested In * When People with Atrial Fibrillation Need Heart Pacemakers * Bad Vibrations Can Hurt Your Heart

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Dark Chocolate Can Be Part of a Heart-Healthy Diet

…enjoy the benefits of chocolate. But, there is one caution. Caffeine in chocolate can aggravate cardiac arrhythmias such as PAC’s, PVC’s, and atrial fibrillation, so I discourage chocolate for those folks bothered by these disorders or who are diabetic. Now it’s your turn: Have you added dark…

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Your Smartphone Is a Portable ECG Machine

…throw your heart out of rhythm, or aggravate an arrhythmia you may be experiencing. * While getting a quick look at your electrocardiogram may detect atrial fibrillation, a remote ECG transmission can also miss that arrhythmia if your heart is going in and out of a normal rhythm. * A single ECG will not…

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