So, I recently got into working out and losing weight. I am 18 years old, and 265lbs at 5 feet and 6 inches. I know, its bad. haha. Anyways, I wore my body media fit for the first time in awhile, and WOW! It says I burned 4,160 calories today, and took 10,291 steps. I worked out for around 45 minuites on the treadmill, and…