At the time, the cause of his death was unknown.

More than two weeks later,The Blastrevealed that O’Neal had cardiomyopathy, a disease affecting the heart muscle.

In some cases, the heart may stop beating, which can lead to sudden cardiac arrest.

Actor Ryan O’Neal

The treatment proved to be successful, and the actor made a full recovery.

Ten years later, the “Fever Pitch” star found out he had stage II prostate cancer.

With the help of his doctors, he beat the disease and got his life back on track.

Ryan O’Neal and his son

Sadly, his heart eventually gave up.

“My dad was 82 and lived a kick *ss life.