Spider in a Net (IMAGE) Ruhr-University Bochum Caption Arachnophobia is a widespread fear. Credit Roberto Schirdewahn Usage Restrictions The image may only be used for reporting about the contents of the press release "How cortisol affects exposure therapy for anxiety disorders" or the associated article in the science magazine Rubin, published by the Ruhr-Universität Bochum in April 2019. 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.