The Psychology of the 10,000-Step Obsession: Why Our Brains Crave the Daily Walk By WPB Quote Origins 22 Feb 2026 You settle into the couch after a long day, remote in hand, when your smartwatch vibrates softly. It's 9,400 steps. Without a second thought, you… Apple Watchbehavioral drivefitness trackersgoal-gradient effectstep counts