Aortic valve replacement keeps the blood flowing
Friday, March 13, 2009 - 19:35
in Health & Medicine
The heart valve is a gatekeeper that lets blood out, and it tends to wear out with age. The shortness of breath that Barbara Bush and Robins Williams experienced recently is one indicator that it migh Former First Lady Barbara Bush and actor-comedian Robin Williams this month joined the thousands of Americans who have come to need an artificial valve implanted to regulate the blood flow out of the heart to supply the rest of the body.