Grammy-winning rocker Jon Bon Jovi is opening up about the health issue that kept him from performing for nearly four years.
During an Oct. 20 episode of the Australian broadcast A Current Affair, the 64-year-old singer revealed that his vocal cord atrophy got so severe that he struggled to get out "Happy Birthday."
Vocal cord atrophy, or presbylaryngis, is a common medical condition in people over the age of 60 in which vocal cords lose volume and inward curvature, leading to vocal fatigue, according to Johns Hopkins Medicine
