There are 3,500 calories in one pound of fat. Thus, if you cut back or work off just 3,500 calories, you will lose an entire pound of fat. While it is possible to cut back on your calorie intake and increase your exercise regimen in order to lose pounds quickly, it is important to note that doctors recommend that you lose no more than 2 pounds of weight per week in order to ensure that your body properly adjusts to the weight loss. Read more...