A long, hard day of concentration at work doesn’t influence the amount of calories you lose as much as you’d think. You know those days at work… those days when the clock strikes and you feel as though you’ve mentally run a marathon but haven’t even left your desk? Whether they come around seldom or often, there’s no doubt that some days can leave you feeling physically drained through sheer concentration alone. On those days, you may find yourselves questioning whether such elongated mental workouts reflect in the number of calories you burn, but the science on that is likely to surprise you….
