Background While there has been an explosion of mobile device applications (apps)
promoting healthful behaviors, including physical activity and sedentary patterns …

Mobile devices are a promising channel for delivering just-in-time guidance and support for
improving key daily health behaviors. Despite an explosion of mobile phone applications …

Approximately one-third of adults in the United States are physically inactive. This is a
significant public health concern as physical activity (PA) can influence the risk of …

Background There are thousands of fitness-related smartphone applications (“apps”)
available for free and purchase, but there is uncertainty if these apps help individuals …

Given that the one-size-fits-all approach to mobile health interventions have limited effects, a
personalized approach might be necessary to promote healthy behaviors and prevent …

Rapid technological development has challenged researchers developing mobile moderate-
to-vigorous physical activity (MVPA) interventions. This 12-week randomized factorial …

Eyeing the huge potential mHealth market in China, developers both inside and outside of
China have created an increasing number of fitness mobile applications with Chinese …

Background Smartphone apps are increasingly used to deliver physical activity and
sedentary behaviour interventions for people with cardiovascular disease. However, the …

Background Mobile applications (apps) have potential for helping people increase their
physical activity, but little is known about the behavior change techniques marketed in these …

Background As wearable sensors/devices become increasingly popular to promote physical
activity (PA), research is needed to examine how and which components of these devices …