One year after her sudden passing, Sinead O’Connor’s exact cause of death has been revealed. The late singer-songwriter was found unresponsive in a Dublin hotel room on April 14, 2020, and pronounced dead at the age of 54. A report from Ireland’s Coroners Service has now confirmed that O’Connor died from natural causes, specifically a combination of dilated cardiomyopathy, cardiac arrhythmia, and coronary artery disease. The coroner’s report also revealed that O’Connor had been taking medication for her condition and had previously suffered a minor stroke in 2018. Despite the circumstances surrounding her death, O’Connor’s family has maintained that she was ‘very happy’ in the time leading up to her passing. The iconic Irish singer rose to fame with her hit single ‘Nothing Compares 2 U,’ which she covered from Prince’s original song. She went on to have a successful music career and also made headlines for her outspoken views on religion, politics, and social justice. O’Connor’s legacy continues to be celebrated by fans around the world.