On a brisk walk, a person burns about 325 Cal/h. At this rate, how many hours of brisk walking would it take to lose a pound of body fat? (See Exercise 9)
Exercise 9
A pound of body fat stores an amount of chemical energy equivalent to 3500 Cal. When sleeping, the average adult burns or expends about 0.45 Cal/h for every pound of body weight. How many Calories would a 150-lb person burn during 8 hours of sleep?