A boom in fitness trackers isn't leading to a boom in physical activity – men, women, kids and adults in developed countries are all moving less
- Written by Scott A. Conger, Associate Professor of Exercise Physiology, Boise State University
Since the mid-1990s, people have been doing less and less walking or bicycling to work and school and spending a lot more time staring at screens. RainStar/E+ via Getty ImagesWorldwide sales of fitness trackers increased from US$14 billion in 2017 to over $36 billion in 2020. The skyrocketing success of these gadgets suggests that more people than...