That's not that low. 3 miles is a fairly short run and about 500 kcal burned. Do that 3 times a week and you'll burn a pound every second week or 25 pounds a y

That's not that low. 3 miles is a fairly short run and about 500 kcal burned. Do that 3 times a week and you'll burn a pound every second week or 25 pounds a year. I also find that I tend to eat less if I exercise. No idea why, but it just seems to work that way for me.