At an Easy Pace
Running at an easy pace of 5 mph, a 125-pound person burns 480 calories per hour. For a 155-pound person, this would burn 596 calories, and a 185-pound person would burn 710 calories. At a slightly faster speed of 5.2 mph, a 125-pound individual burns 540 calories per hour, a 155-pound person burns 670 calories and a 185-pound runner burns 800 calories.
Speeding Things Up
Running faster will burn more calories per hour. A 125-pound person will burn 600 calories in an hour at a speed of 6 mph. A 155-pound runner would burn 744 calories under the same conditions, and a 185-pound individual would burn 888 calories.