Tactile Research, Linkoping University (IMAGE) Linköping University Caption In the study from Linköping University, healthy volunteers lay in a magnet resonance camera, which recorded images of brain activity (fMRI). Via a small screen, the participants were requested to stroke their arm slowly with their own hand, or were told that a researcher would stroke their arm in a similar manner. Credit Thor Balkhed/Linköping University Usage Restrictions The image may only be used with appropriate caption and credit, to illustrate the research presented in the corresponding press release. 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.