“Even if you walk a lot, this workout is going to be working different muscle groups and your aerobic ... minutes—or shorten the 1-minute interval at 3 to 5 percent incline to just 30 seconds.

Each 30 minutes per week of aerobic exercise linked to reduced body weight, waist circumference, measures of body fat. HealthDay News — Among adults with overweight or obesity, 30 minutes of ...

Each 30 minutes per week of aerobic exercise was associated with a 0.52 kg reduction in body weight and 0.56 cm decrease in waist circumference. (HealthDay News) — Among adults with overweight ...