Ozzy Osbourne died on July 22 of acute myocardial infarction, according to his death certificate

Ozzy Osbourne's death certificate confirms that he died of an acute myocardial infarction associated with a cardiac arrest outside hospital. Coronary artery disease and Parkinson's were aggravating factors. Emergency medical intervention, including a helicopter rescue, was unsuccessful. Ozzy was surrounded by family at the time of his death and the funeral was held on July 30. His health had steadily deteriorated in recent years, culminating in this tragic event.