According to the American Heart Association, valvular heart disease affects about 2.5% of adults in the United States, and ...

PRVs regulate incoming pressure, reducing the risk of catastrophic failure and improving overall system efficiency.

One of the nice things about getting "older" — however you define it — is that you learn how to handle stress more wisely.

During bypass surgery, a surgeon connects healthy blood vessels to bypass a blocked artery. It is often needed for those with ...

Whether you work from home, spend a lot of time on airplanes, or simply want to turn down the volume of the outside world, noise-cancelling headphones are a worthwhile investment. Even the best value ...