About Your Heart

Heart Animations and Interactives

Animation: Your heart valves at work->

Interactive: <- View the heart with interactive labels

Interactive: Find the heart with a virtual stethoscope->

Animation: See the flow of blood to and from the heart->

Lessons About the Heart

Pulse of Life | Keeps on Pumpin' | Under Pressure | Sounds of the Heart | Lub Dub (Valves) | Heart As a Pump | Go With the Flow

Amazing Heart Facts

• Your heart is about the same size as your fist.
• An average adult body contains about five quarts of blood.
• All the blood vessels in the body joined end to end would stretch 62,000 miles or two and a half times around the earth.
• The heart circulates the body's blood supply about 1,000 times each day.
• The heart pumps the equivalent of 5,000 to 6,000 quarts of blood each day.

Get the latest on heart research

Habits of the Heart ©2000 Science Museum of Minnesota