Smartphone App (2kmFIT-App) for Measuring Cardiorespiratory Fitness: Validity and Reliability Study.

Adria Muntaner-Mas Antonio Martinez-Nicolas Alberto Quesada Cristina Cadenas-Sánchez Francisco B Ortega

Published in: JMIR mHealth and uHealth (2021)

This study shows that 2kmFIT-App is a new, scientifically valid and reliable tool able to objectively and remotely estimate CRF, HR, and distance with an Android but not iOS mobile operating system. However, certain limitations such as the time required by 2kmFIT-App to calculate HR or the temperature environment should be considered when using the app.

Keyphrases

physical activity