Although effective, RFA has a risk of serious complications. Some of the RFA risk can be controlled through better understanding it's predictors.

This review discusses the pathophysiological basis and clinical data supporting the use of contractile reserve in identification of coronary artery stenosis, myocardial viability and cardiomyopathy.

This large single-center series of ECEA reports a decline in periopertive mortality and morbidity.

Men may be more likely to die or develop serious complications from a stroke than women.

Starting yoga even long after a stroke may help improve the balance of stroke survivors, a study shows.

A pulse rate is often referred to as a heart rate and is measured by the number of times your heart beats in one minute. This number will typically increase with exertion and decrease when resting. Oximetry is simply a measurement of the amount of oxygen in the blood at any given time.

About half of all strokes are caused by atherosclerosis, a hardening of the arteries caused by high blood pressure, abnormal cholesterol, and other factors. WebMD tells you what causes atherosclerosis and how to prevent it.

Effects on outcomes could be favorable when carotid MRI is used for individualized care in patients with carotid atherosclerosis.

Stress is a part of everyday life, especially in the fast-paced world in which we live, but stress can take a toll on your body and health if it is out of control. Often, chest pain related to stress can be frightening because the heartbeat is quickened, and you may think you are experiencing a hear

By 2001, the CDC estimates, the folic acid enrichment program kept 31,000 Americans from dying of stroke and 17,000 from dying of heart disease.

Blood and OxygenBlood vessels that look blue are the veins, which carry deoxygenated blood toward the heart and lungs, where they will become oxygenated. Blood can appear blue when seen through the skin, although it is not blue in the body. Blood in the arteries is bright red, whereas...

A flagpole rope operates on a simple pulley.ny_flag05 image by cilin from Fotolia.comDating to the Renaissance period, people have agreed that the six "simple machines" are the pulley, the lever, the inclined plane, wheel and axle, the screw, and the wedge. The pulley is the simple...

Calculating dose rates is an important part of nursing and health care. It also comes into play with over-the-counter medications. Knowing the correct amount to take or to give your loved ones will keep them safe and allow the medicine taken to do its job.

This study describes the authors' echocardiographic results with CRT after long-term prospective follow-up in patients in daily practice.

The Brain Attack Coalition designs the guidelines that all hospitals in the United States should follow for stroke prevention and treatment. But who are they?

Lipoproteins carry cholesterol through the bloodstream. Cholesterol produced by the liver is combined with protein in order to move the cholesterol throughout the body. There are four types of lipoproteins classified based on density: chylomicrons, VLDL, LDL and HDL. The density is based on the f

The authors sought to test the hypothesis that biventricular pacing exerts no obvious potentially deleterious effects on markers of cardiac repolarization in the surface ECG.

The heart is the most important organ in the body. It pumps through your body the blood necessary to live and function. During pregnancy, the rate at which it must pump changes. As the body changes, grows and accommodates a fetus, the heart adapts as well. Here you will learn about the pulse rate du

Are the effects of prolonged sitting on brachial artery and superficial femoral artery endothelial function similar?

Cholesterol is a waxy, fat-like substance found in all the body's cells. The liver manufactures all the cholesterol needed to make hormones, vitamin D, and enzymes that aid in digestion. High cholesterol levels are implicated in a host of diseases, including stroke, diabetes, coronary heart disease,