Ozzy Osbourne — the heavy metal rockstar turned reality television pioneer — died of a heart attack, his death certificate revealed, according to multiple reports

Ozzy Osbourne died due to cardiac complications linked to Parkinson's disease. His daughter, Aimee Osbourne, filed his death certificate in London.

Ozzy Osbourne’s official cause of death has been confirmed as ‘acute myocardial infarction’, according to new reports. The Black Sabbath star died at the age of 76 on July 22 after years of health issues,

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. The certificate,