What started as a fun way to measure steps has evolved into a multi-billion-dollar industry that keeps millions glued to their wrists. Fitness trackers, from Fitbits to Apple Watches, promise accountability, measurable goals, and data-driven motivation. But while the intention is to improve our health, psychologists warn that these devices might also be quietly fuelling anxiety, guilt, and an unhealthy obsession with numbers.The Global Fitness Tracking BoomThe wearable fitnes