All the ergonomics in the world aren’t going to magically make a person athletic (trust us, we checked). If you want to lose weight and get fit, you’ll need to take it outdoors. We hate working out as much as anyone else, but with the right tech, tracking your progress can be a fun and addicting way to see all that you’ve accomplished. From the colorful charts to challenging our friends to races, these high-tech gadgets have the geeks in us addicted to fitness.