Eystein Husebye, University of Bergen (IMAGE) The University of Bergen Caption Professor Eystein Husebye found that immune failure may cause a more severe COVID-19 disease among young persons. Credit Ingvild Festervoll Melien Usage Restrictions None License Licensed content 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.