These are the days that start early and end late. You leave home for a long commute. Reach office. Sit for most of the day. Then return the same way — metro, local train, bus, cab, or driving back through traffic. Nothing dramatic happens. But by evening, you can tell which clothes you don’t want to be in anymore. What does this kind of day actually involve? Most of the strain comes from three phases: Standing or sitting during the morning commute Long hours of sitting indoor