Ozzy Osbourne's official cause of death has reportedly been revealed two weeks after the rock legend died in Birminghamshire, England on July 22.

Ozzy Osbourne's cause of death has been revealed. The Black Sabbath rocker died at age 76 from a heart attack, according to his death certificate obtained by The New York Times and The Sun. The death certificate reportedly listed Osbourne's cause of death as "out of hospital cardiac arrest,

Two weeks after he died at his home in Buckinghamshire, England, Ozzy Osbourne ’s cause of death has been revealed. According to a death certificate detailed by The New York Times on Tuesday, the two-time Rock & Roll Hall of Fame inductee and reality star died of a heart attack on July 22.