Violin teacher Constance Meyer’s chronic hacking cough was driving other people crazy. The mother of a new student figured out the cause — just in time.

While many think heart failure means the heart stops beating, it actually means the heart is unable to pump blood and oxygen effectively throughout the body.

"Traditionally, now we go in through the wrist, the radial artery. They were able to facilitate a pretty rapid heart catheterization where we found a tight blockage in the proximal left anterior ...