Treadmill intervals to burn belly fat - totally doable...highest speed is 7 mph. Great template and you can increase speed/incline/time based on your ability and progress. Running really is great core work, and it burns fat. No one can see your abs if they're covered in fat (duh).
Cardio Workout: Beginner Treadmill routine 40 mins -I am new to exercising so I had to adjust down a little. I would suggest for real beginners to adjust down one full speed on all of the intervals to start with than work up to this chart