 - Changes in body composition weight, BMI, fat percentage as measured with the skinfold measurements, parameters of metabolic syndrome waist circumference, blood pressure, fasting blood glucose, high density lipoprotein, triglycerides, health-related quality of life using EORTC QLQ-C30, the EORTC BR23 and single question on satisfaction with life and general and PA self-efficacy using the ALCOS and PA self-efficacy questionnaire respectively, between baseline,12 weeks after baseline and 26 weeks thereafter. 