Stuart Youngner, M.D., Case Western Reserve University School of Medicine (image) Case Western Reserve University Share Print E-Mail Caption "The assumptions have always been that after a couple minutes of anoxia, or no oxygen, the brain is 'dead. The system used by the researchers begs the question: How long should we try to save people?" ~ Stuart Youngner, M.D. Credit Case Western Reserve University School of Medicine Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.