Ejection fraction refers to how much blood the heart pumps out during a contraction. An abnormal ejection fraction can be a sign of heart failure. Some people might need treatment to improve their ...

Every year, the NCAA slightly tweaks college football's rules and offers various points of emphasis for its officials. In recent years, the NCAA's primary concern has been targeting. The NCAA rulebook ...

Ejection fraction is a measurement doctors can use to help diagnose heart failure. A normal range is between 52% and 72% for males and between 54% and 74% for females. An ejection fraction that’s ...

Heart failure with reduced ejection fraction (HFrEF) describes a type of heart failure in which the heart loses its ability to contract typically. Because of this, the heart cannot pump with enough ...

Nitrates are commonly prescribed to enhance activity tolerance in patients with heart failure and a preserved ejection fraction. We compared the effect of isosorbide mononitrate or placebo on daily ...