The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

Everyone knows that when you get cut, you bleed—a result of the constant movement of blood through our bodies. But do you ...

Valvular regurgitation is when blood flows backward through the chambers of your heart. It can be mild and not cause symptoms, or it can be life threatening. Your heart is a muscular organ that ...

According to the National Heart, Lung, and Blood Institute, nearly 10 million people aged 40 and older have Peripheral Artery Disease (PAD). PAD may cause poor circulation. People who are older than ...