<qa>  How many intervention groups will adults age 30 to 52 years have metabolic risk factors?Adults aged 30 to 52 years with metabolic risk factors will be randomized in three intervention groups that will be given one of the following: assessment on healthy lifestyle plus high intensity physical exercise supervision 3 individual and 6 group sessions 16 supervised training lessons; assessment plus low-to-moderate intensity physical exercise supervision 3 individual and 6 group sessions 16 supervised training lessons or assessment-based programme without physical exercise supervision 3 individual and 6 group sessions. 