Chesma Eye Mask Graphic (IMAGE) University of Massachusetts Amherst Caption Announcing a soft new wearable eye mask for use in sleep and other studies, lead author Trisha Andrew at UMass Amherst says that recording health and behavior signals on or near the face is challenging because most people are really sensitive and reactive to objects placed on their face or head. Credit UMass Amherst/Andrew lab 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.