Smart Pants (IMAGE) Optica Caption Researchers have developed smart pants that use fiber optic sensors to non-invasively track a person’s movements and activities. They detect 30 measurement points on each leg. Credit Arnaldo Leal-Junior, Federal University of Espirito Santo 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.