How many steps have you taken today? Most of us have been confronted by that question at some point in our lives, and many of us use our step count as a metric to gauge how active we are. For years we’ve been told that getting at least 10,000 steps is crucial to maintaining our health, but how did that number get chosen and is it really accurate? That’s what we — Raj Punjabi and Noah Michelson, hosts of HuffPost’s “Am I Doing It Wrong?” podcast — discussed with Heather Milton, an exercise