Fig. 1 (IMAGE) Osaka University Caption Visualized distributions of the strain (left) and displacement (right) in the facial action for raising the mouth corner Credit Hisashi ISHIHARA Usage Restrictions Credit must be given to the creator. License Original 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.