“…People should be encouraged to maintain desirable lifestyle habits and become self-reliant over the long-term (Wing and Phelan, 2005). Intervention programs that include health behavior theories (Prochaska et al, 1992;Johnson et al, 2008), social cognitive theory (Bandura, 2001), and other theories based on behavioral sciences (Kaplan et al, 1977), have been suggested to be effective (Fujii and Muto, 2009). However, few studies have examined the results of health promotion programs in Japanese white-collar workers, prompting us to design this randomized controlled trial.…”