Sitting too much during the day can decrease your lifespan and cause health problems. But new research suggests that these same health problems can be caused even if people exercise to counteract their sedentary lifestyle. “The trouble is, it’s hard to measure just how inactive people are and there’s not enough evidence yet to show just how much, or how often, you have to exercise to counteract the effects of sitting, the group said in a scientific update. At least 30 minutes a day of moderate exercise — walking briskly rather than strolling around the house — should be the minimum goal…And it may be worthwhile to encourage desk-bound workers to get up and move a bit every hour or so. Yet even this may not outweigh the effects of sitting at a computer all day, driving home in a car, and then relaxing in front of the TV or with a tablet computer. ‘Regardless of how much physical activity someone gets, prolonged sedentary time could negatively impact the health of your heart and blood vessels…’” The new evidence encourages people to move more throughout the day as a preventative measure