High output and low output heart failure refer to how much blood your heart pumps to your body with each heartbeat. In both cases, the output is not enough to meet your body’s needs. A diagnosis of ...

Exercise tolerance reflects the ability to sustain physical activity and is influenced by cardiovascular, pulmonary, and ...

The cardiac troponin test detects damage to the heart muscle. Troponin is a protein that appears in the blood only when the heart muscle is damaged, as in a heart attack. There are other causes of ...

New research published in the journal Mayo Clinic Proceedings has shown that patients who can complete a workout on a treadmill during a cardiac stress test have much lower mortality risk than those ...

Cardiovascular diseases remain the leading cause of death worldwide, accounting for nearly 20 million deaths each year. Rapid diagnosis and risk assessment of cardiac injury are therefore essential ...

The incidence of sudden cardiac arrest in athletes varies according to age, race and ethnic group, sex, sport, and social determinants of health. The common causes of sudden cardiac arrest include ...