ABSTRACT
This chapter provides an overview of the use of mHealth apps for physical activity (PA) promotion in various populations after which the use of mHealth apps in different contexts. It highlights the mHealth interventions by age group with differences in race/ethnicity, socioeconomic status, and disease states. Early investigations into the use of mHealth apps in individuals aged 20–39 years focused on participants' ability to integrate apps into their daily routine to monitor health behaviors, with findings indicating smartphone apps to be easier for participants to use for behavior tracking than alternatives such as web applications. Big Data analysis refers to "large volumes of high velocity, complex, and variable data that require advanced techniques and technologies to enable the capture, storage, distribution, management, and analysis of the information". The use of mHealth in Big Data analysis is scarce, with little to no research available.
