Get to know the functions of your heart, blood vessels, and blood itself and how they work together to maintain your health.

Echocardiographic (2-dimensional echocardiography) thresholds indicating disease or impaired functional status compared with normal physiological aging in individuals aged ≥65 years are not clearly ...

The U.S. Senate's market structure bill should pass by the end of the year, leading lawmakers working on the effort said Wednesday, though efforts on this bill will likely push beyond the Sept. 30 ...