Ozzy Osbourne's cause of death has reportedly been determined The former Black Sabbath frontman and reality TV personality died at 76 on Tuesday, July 22 The late rocker was diagnosed with Parkinson's disease in 2003 Ozzy Osbourne's cause of death has been determined. According to a death certificate obtained byThe New York TimesandThe Sun, the legendary rock star died of "out of hospital cardiac arrest" and "acute myocardial infarction," with coronary artery disease and Parkinson's disease with autonomic dysfunction listed as "joint causes." Per theTimes, Osbourne's daughterAimeesubmitted the death certificate at a registry in London. The Black Sabbath frontman and reality TV personalitydied on Tuesday, July 22. He was 76. "It is with more sadness than mere words can convey that we have to report that our beloved Ozzy Osbourne has passed away this morning," Osbourne's family told PEOPLE in a statement at the time. "He was with his family and surrounded by love. We ask everyone to respect our family privacy at this time." Kevin Winter/Getty Never miss a story — sign up forPEOPLE's free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories. After the rock god's death, a Thames Valley Air Ambulance spokesperson confirmed to PEOPLE in a statement that its helicopter "was dispatched toprovide advanced critical careat an incident near Chalfont St Giles on Tuesday 22nd July." TheDaily Mailfirst reported that the air ambulance was called to the Black Sabbath frontman's family home and spent two hours providing care before the rock legend died. Osbourne's family — including wife Sharon and his kids Louis, Aimee, Kelly and Jack — said their final goodbyes to the rocker during anemotional funeral processionon July 30 in Birmingham, England. Weeks before his death,Osbourne performed from a throne at the Black Sabbathfarewell concert on July 5 in Birmingham, England — a live show that would be his final concert and his first in 20 years with the band that made him a star. The musician faced several health issues in the years before his final performance. Daniel Knighton/Getty In January 2020, Osbourne revealed that he'd beendiagnosed with Parkinson's disease, a nervous system disorder that affects movement in 2003. At the time, he said, "It's not a death sentence." Prior to that, in 2019, Osbourne hadsuffered a fallin his Los Angeles home that required neck surgery. The musician, however, did return to the stage in August 2022 for a performance in front of 30,000 at the2022 Commonwealth Gamesin Birmingham. The following month, he spoke to PEOPLE about wanting to continue playing live despite his health issues. "That's the only thing that reminds me I'm getting older: things going wrong and not working anymore," Osbourne said at the time. "But I still feel young at heart." Paul Natkin/Getty In March 2023, his health forced him to cancel a string of then-upcoming U.K. and European tour dates. Writing on Instagram, the singer said, "My singing voice is fine. However, after three operations, stem cell treatments, endless physical therapy sessions, and most recently, groundbreaking Cybernics (HAL) Treatment, my body is still physically weak." That July, Osbourne canceled a performance at Power Trip festival in Indio, Calif. that was set for October 2023. "My original plan was to return to the stage in the summer of 2024, and when the offer to do this show came in, I optimistically moved forward," hewrote on Instagramat the time. The rock star also did not perform at hisRock and Roll Hall of Fame inductionthat same year. By the time he returned to the stage for the final time in July, Osbourne appeared in front of a live audienceperched atop of a bat-bedecked thronewith a skull design on each arm rest. At that point, Osbourne's mobility had been limited by Parkinson's disease. Reflecting on his storied career in a 2007 interview withThe Guardian, the musician described his life as an "incredible adventure," noting that "this has all been such an amazing journey for me." Osbourne added, "I can vividly remember sitting on the step of my house in Aston, just tripping about what it would be like to be a Beatle. It's like I've been in the music industry for 30, 40 years, and it's just been incredible really." In hisfinal interviewwith PEOPLE in 2022, Osbourne said: "Survival is my legacy." Read the original article onPeople