Ozzy Osbourne died from a heart attack and suffered from Parkinson’s and coronary artery disease, according to a death certificate filed in London and obtained by the New York Times.

Ozzy Osbourne’s cause of death has been confirmed. The former Black Sabbath frontman died at 76 after suffering an “acute myocardial infarction” and an “out of hospital cardiac arrest,” according to his death certificate,

Ozzy Osbourne, the heavy metal and reality television star, died of a heart attack and had suffered from coronary artery disease and Parkinson’s, according to a death certificate filed at a registry in London.