Wearable photoacoustic patch (IMAGE) University of California - San Diego Caption The flexible, low form-factor wearable patch comfortably attaches to the skin, allowing for noninvasive long-term monitoring of biomolecules deep beneath the skin. Credit Photo by Xiaoxiang Gao for the Jacobs School of Engineering at UC San Diego Usage Restrictions none 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.