The Healthy Pregnancy app is part of the Healthy Pregnancy Digital Phenotyping Project funded by the National Science Foundation under Grant No. 1838901. The app facilitates the collection of data from a participants smartphone and is intended for research purposes only. The types of data collected include GPS, accelerometer, gyroscope, and power state, among others. For a more detailed description please visit https://health-pregnancy.org/learn-more. Currently, the app may only be used as part of the ongoing clinical research study. A unique user ID and password, which are used to register a participants phone in the study, are provided by the Research Coordinator.