...Piper Fromy; Michael Kremliovsky; Emmanuel Mignot; Mark Aloia; Jonathan Berent; Farah Hasan; Dennis Hwang; Jiat-Ling Poon; Rebecca Malcolm; Christopher Miller; Womba Nawa; Jessie Bakker Introduction: The Digital Measures Development: Core Measures of Sleep project, led by the Digital Medicine...

... are rapidly improving our ability to observe health-related processes for extended durations in an unintrusive manner. In this study, we use wearable devices to understand how the shape of the heart rate curve during sleep relates to mental health. Methods: As part of the Lived Experiences Measured Using...

...Nele Peerenboom; Suvekshya Aryal; Jennifer M. Blankenship; Tracy Swibas; Yaya Zhai; Ieuan Clay; Kate Lyden Background: Depression imposes a major burden on public health as the leading cause of disability worldwide. Sleep disturbance is a core symptom of depression that affects the vast majority...

..., stationary biking, and sleep), step count during walking, posture characterization, and sleep metrics including onset/wake times, sleep duration, and respiration rate (RR) during sleep were evaluated. Outputs were compared to FDA-cleared comparator devices for HR, HRV, and RR and to ground truth investigator...

... sensors/accelerometers were most common (reported in 86% of the publications). Among the variety of mobile outcomes, various assessments of physical activity were most common (reported in 74% of the publications). Other mobile outcomes included assessments of sleep, mobility, and pill adherence, as well...