A 125-lb. person who walks at 3.5 mph during walks totaling 16 hours and 12 minutes will burn 3,500 calories -- the equivalent of 1 lb. of body fat. Walking speed, body weight and exercise duration dictate caloric output during a brisk walk.
125-Pound Person
A 125-lb. person burns 108 calories walking 3.5 mph for 30 minutes and 142 calories walking 4 mph. Walking at 5 mph -- a very brisk pace -- uses 255 calories per 30 minutes.
150-Pound Person
A 150-lb. person burns 129 calories walking 3.5 mph for 30 minutes and 170 calories walking 4 mph. Walking at 5 mph uses 306 calories per 30 minutes.
175-Pound Person
A 175-lb. person burns 151 calories walking 3.5 mph for 30 minutes and 198 calories walking 4 mph. Walking at 5 mph uses 357 calories per 30 minutes.
200-Pound Person
A 200-lb. person burns 172 calories walking 3.5 mph for 30 minutes and 227 calories walking 4 mph. Walking at 5 mph uses 408 calories per 30 minutes.
References
- American Council on Exercise, Get Fit: Physical Activity Calorie Calculator
- "Anatomy and Physiology"; Kenneth Saladin; 2009



Member Comments