About sedentary Sedentary and low energy consumption is a risk factor for cardiovascular disease, type 2 diabetes and premature death, even after correction for exercise / training and body mass index (BMI). Sedentary is also a contributing factor to obesity, independent of physical activity in general. Moving in everyday life (apart from exercise) is an essential part of the investigators energy consumption. The difference in energy consumption between a mainly sedentary person and a person who has a relatively moving life, may be 700 kcal per day) and compared with a very physically active (moving much at work and leisure), the difference be 2000 kcal per day. Among people with overweight or obesity, moving in everyday life is responsible for 90% of the energy consumption related to physical activity. Overweight people are sedentary 2-2.5 hours more per day than normal weight people, and that corresponding to a difference in energy of 350 kcal / day. In one year, that is equivalent to 15 kg of body weight. For the population as a whole, 60% of waking hours is sedentary.