The research is very clear that being active, really using your muscles throughout the day, has all sorts of benefits beyond burning calories (although burning calories is indeed a good thing). Taking a walk, for example, indoors or outside, on a treadmill or not, has been shown to help our brains work more effectively and also to boost creativity, for example, while we’re walking and for a while afterwards—so creating opportunities to walk, with exercise equipment or paths through your…