via: Runtastic Pedometer According to smart, healthy-type people, it's best to aim for walking 10,000 steps a day. (In other words, 5 miles a day). As a perpetual couch potato myself, that sounds like a tall order! The Walking Site explains that the average sedentary person (sounds like me!) walks about 1000-3000 steps a day, on average. No wonder my metabolism has slowed down post-high-school! I definitely qualify as a sedentary person. So... naturally this information made me curious to see how many steps a day I'm walking. I found an interesting free iPhone app (it's also available for Android phones) that you just turn on and leave in your pocket all day. It tracks not only your steps but also translates that into miles. Yesterday I tried it out and walked about 4000 steps (I went for a 15-20 minute walk in the morning, which I normally don't do). I'm very curious to see over the course of time, how much I walk on average (and whether or not this will m...