background: this study examined the applicability of trans-theoretical model (ttm) to understand exercise behavior among female college students in hamadan university of medical sciences, iran in 2007. methods: a cross-sectional descriptive study was conducted. the dependent variables analyzed were exercise efficacy expectation, decisional balance (pros and cons). the independent variable was s...

Software maintenance can be a diicult and time consuming process. To facilitate this process, application development must produce software that is designed to continually evolve. While object oriented methodologies address some of the maintenance issues that have troubled traditional functional techniques, object oriented development must overcome the problems involved in maintaining existing ...

Long-term health behavior maintenance remains a challenge for patients and health behavior interventionists. Resource-intensive systems of external reinforcement and behavioral cues can support behavior maintenance; an alternative approach is to promote patient internalization and self-regulation of health behaviors. Based in part on organismic internalization theory, self-determination theory,...