Ozzy Osbourne’s Cause of Death Revealed as Heart Attack with Underlying Health Conditions

Ozzy Osbourne, the legendary Black Sabbath frontman, passed away on July 22, 2025, from a heart attack, according to his death certificate. The 76-year-old rocker had also been battling coronary artery disease and Parkinson’s disease, which contributed to his health complications. Despite these challenges, Osbourne had continued performing and even reunited with Black Sabbath for a final show just weeks before his death. The concert, held in his hometown of Birmingham, was attended by over 45,000 people and streamed online to millions of fans worldwide. Osbourne’s public health struggles, including his battle with Parkinson’s disease, had been well-known, and in 2023, he reflected on his long career and the toll it had taken on his body. His passing has prompted an outpouring of tributes from fellow musicians, public figures, and fans alike. Throughout his career, Osbourne won multiple Grammy Awards and was inducted into the Rock and Roll Hall of Fame twice. His death marks the end of an era for rock and heavy metal music.