A 12-week lifestyle intervention for middle-aged, overweight men who are supporters of local sporting clubs.

Objective: To evaluate the effectiveness of a 12-week lifestyle program for changes in healthy lifestyle knowledge, health perceptions and body composition of middle-aged, overweight men.

Methods: A participatory, action-based experimental design was employed with a convenience sample (n = 24) of middle-aged men who were supporters of either a local rugby league or rugby union club. Participants attended an introductory session and baseline testing in week one, participated in once-weekly group circuit exercise and lifestyle education sessions for 10 weeks and attended post-testing and project evaluation in week 12.