Heart disease is the leading cause of death in the U.S. Sometimes it’s a problem you’re born with, or it develops over time.

Life is a series of hurdles for 28-year ... I was born with the heart of an amphibian. A normal human heart has four chambers; I only have three as the lower two are joined as one chamber.

It's a milestone Aisha and Blake Fitzsimmons weren't sure they'd see. Their 3-year-old daughter Eveline celebrating three ...