NPH Device (IMAGE) Pennington Biomedical Research Center Caption A participant in the Nutrition for Precision Health study receives a smartwatch to monitor her during the NPH study. Credit Madison Page/PBRC 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.