Schematic overview of Exercise on Prescription in the County of Funen and Municipality of Frederiksberg. Schematic overview of the two groups: The Treatment Perspective (TP) and the Preventive Perspective (PP) in Exercise on Prescription (EoP). In TP the general practitioner (GP) prescribes EoP for sedentary individuals with medically controlled conditions. The individual takes the prescription to a physiotherapist or an exercise specialist working with EoP. The participants complete four months of supervised training and motivational counselling. Questionnaires and interviewing are completed after 0, 4, 10 and 16 months. In PP the participant contacts the physiotherapist or exercise specialist working with EoP. The participants are included to PP if they are sedentary and in risk of developing lifestyle diseases that can be positively influenced by physical activity. The participants carry out unassisted exercise and receive motivational counselling at 0, 4, 10 and 16 month. Questionnaires and interviewing are completed after 0, 4, 10 and 16 months.