The Benefits of a Digital Exercise Intervention for Older Adults: Findings From the Fittle Randomized Controlled Trial

Sara J. Czaja, Joseph Sharit, Peter Pirolli, Mario Hernandez, Jerad Moxley, Division of Geriatrics and Palliative Medicine, Weill Cornell Medicine, New York, Department of Industrial and Systems Engineering, University of Miami, Institute for Human and Machine Cognition

Journal of Applied Gerontology

Published online on January 27, 2026

Abstract

Journal of Applied Gerontology, Ahead of Print.
BackgroundAlthough physical activity has wide ranging benefits, most older adults do not meet recommended physical activity guidelines.ObjectivesThis study evaluated the feasibility, acceptability, and efficacy of a digital exercise program, the Fittle ...