Background: The use of mobile phones for physical activity (PA) promotion and assessment represents an attractive research area because this technology is characterized by a widespread reach and dynamic features. Purpose: The purpose of this study was to conduct a systematic review of mobile phone-based approaches for encouraging and assessing PA.…

High levels of physical inactivity are evident among many American children. To address this problem, providing physical activity (PA) during the school day within the CSPAP framework, is one strategy to increase children's PA. Thus, the purpose of this study was to examine the effects of a classroom-based PA program on children's PA. Two hundred…

All teenagers take risks as a normal part of growing up. Risk-taking is the tool an adolescent uses to define and develop his or her identity, and healthy risk-taking is a valuable experience. Healthy adolescent risk-taking behaviors which tend to have a positive impact on an adolescent's development can include participation in sports, the…

In intervention research, treatment fidelity is defined as the strategies that monitor and enhance the accuracy and consistency of an intervention to ensure it is implemented as planned and that each component is delivered in a comparable manner to all study participants over time. Reviews of the literature in special education and other…