Using health promotion guidelines for persons with disabilities to develop and evaluate a physical activity program for individuals with multiple sclerosis: A feasibility study.

•HEMS provides tools to increase activity for those with multiple sclerosis.•Designed and implemented from theory and guidelines for persons with disabilities.•Outcome evaluation showed increases in physical activity and theoretical constructs.•Process evaluation included feedback on program materials and barriers to participation.•Outcome measures, peer counseling, and additional modules should be considered.