According to reports, Arnold Schwarzenegger is recovering from open heart surgery in stable condition.<br />The 70-year-old actor and former governor had a pulmonic valve replaced at Cedars Sinai in Los Angeles.<br />Schwarzenegger previously had heart surgery to replace a different valve back in 1997 due to a congenital heart defect.<br />But that was never meant to be a permanent solution, which is why he decided for an experiment procedure, known as a catheter valve replacement. <br />