The right ventricle pumps the blood to the lungs, where the blood releases waste gases and picks up oxygen. The newly oxygen-rich blood (shown in red) returns to the heart and enters the left atrium.

At three months of follow-up, patients hospitalized for a serious heart attack who were treated with the oral blood thinner ...

The left-hand side pumps oxygenated blood around the body. Each side of the heart consists of an atrium and a ventricle which are two connected chambers. The atria (plural of atrium) are where the ...

Diastolic heart failure causes a stiff left ventricle that prevents the heart from relaxing between beats. Common symptoms include coughing, tiredness, and shortness of breath. Systolic and ...

Babies born with otherwise-lethal single ventricle heart defects can gain decades of life from early surgical intervention, but their lives are still fraught with medical complications that ...

The left-hand side pumps oxygenated blood around the body. Each side of the heart consists of an atrium and a ventricle which are two connected chambers. The atria (plural of atrium) are where the ...