Understanding the determinants of changing physical activity among older adults is crucial
for effective intervention development. The aim of this study was to review and update the …

In recommending physical activity for public health, authors have advocated either an
approach in which the participant is to follow a prescription developed by a professional or …

What type, amount, and intensity of physical activity is good for your health? How much
exercise is too much? Can avoiding physical activity make you ill or lead to premature …

The purpose of this study was to summarize findings from empirical applications of the
transtheoretical model (TTM)(Prochaska & DiClemente, 1983) in the physical activity domain …

Personal, program-based, and environmental barriers to physical activity were explored
among a US population-derived sample of 2,912 women 40 years of age and older. Factors …

Physical inactivity has been established to be an independent risk factor for a range of
chronic diseases and conditions that threaten the health of the nation. However, only a …

Three questions guided a literature review of the transtheoretical model (TTM) as applied to
exercise to address the evidence for stage-matched interventions, the description of priority …

Background. Increasing leisure time physical exercise is a major target of public health
programs throughout the developed world, but few international comparisons of exercise …

Objective: To test the relative utility of social support and subjective norm for predicting
exercise intention and stage within the theory of planned behavior. Methods: A population …

Owing to the recent success of the Transtheoretical Model of behavior change and the
possible relationships between health behaviors, this study investigated the stage …