A broken heart for Valentine’s Day sounds like the plot of a romantic comedy. But for Rebekah Holl, a literal broken heart was her reality on Feb. 14, 2019. Born with a rare defect called d-Transposition of the Great Arteries, she underwent open-heart surgery as an infant to correct the way blood circulates throughout her body. Though rare, congenital heart defects are the most common form of birth defects – affecting about 1% or 40,000 births per year in the U.S.