40 Minute Treadmill Workout - Snacking in Sneakers
Treadmill HIIT Workouts: 20-40-60 Minutes - Work up a sweat!
Image Total Fitness - Looking to improve your aerobic endurance? Give this 40 minute Treadmill Workout a Go! Don't like to run? Power Walk those “runs” at a 2% incline. Let's Go! | Facebook
The Benefits of Walking 40 Minutes a Day | livestrong