(IMAGE) University of Montreal Caption Confusing reality with imagination and losing contact with reality are two key characteristics that could play a role in the development of obsessive-compulsive disorder (OCD). This is what we learn from a study conducted by researchers at the CIUSSS de l'Est-de-l'Île-de-Montréal (Institut universitaire en santé mentale de Montréal) and the University of Montreal, the results of which were published in the Journal of Clinical Psychology. Credit <a target="_blank"href="https://www.flickr.com/photos/64958688@N00/5483528188/">scribbletaylor</a>. CC BY NC 2.0 Usage Restrictions Respect terms of <a target="_blank"href="https://creativecommons.org/licenses/by-nc/2.0/">CC license</a> 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.