Ozzy Osbourne died of a heart attack and had coronary artery disease in addition to suffering from Parkinson’s disease for years, his death certificate said.

Ozzy Osbourne, the 'Prince of Darkness', died aged 76 from a heart attack, with Parkinson's disease and coronary artery disease listed as contributing factors, his death certificate confirms.

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.