Many of you may be receiving the gift of a fitness tracker or smartwatch over the holidays. With that in mind, should you be aiming for 10,000 steps a day? In this episode, Jen and Alex uncover the origins of the 10,000 step a day a goal, and you might be surprised where it came from. Is 10,000 steps a day realistic in your daily routine? And is 10,000 the right number? Alex and Jen search for answers in recent research studies, and come up with some surprising findings. Plus: can using fitness trackers demotivate you?