Miley Cyrus has opened up about her experience with Reinke's edema, a vocal cord disorder that she says causes her signature sound.

Miley Cyrus is opening up about a rare medical condition she says contributes to her signature voice and makes performing a serious challenge. In a recent appearance on Apple Music's " The Zane Lowe Show ," the Grammy-winning singer revealed she has Reinke's edema, a condition that causes swelling in the vocal cords and affects vocal performance.

Miley Cyrus opened up about the medical condition that gave her a raspy voice — and has prevented her from going on tour