May 07, 2013 Treadmill Workout May 07, 2013/ Co-Founder | Nutritionist Joules getting ready for a killer workout! Warm up 5 - 10 minutes Set Treadmill to 4.0 - 5.5 miles per hour (or easy jog or walk for you.) Minutes 1-15: Increase speed by .1 mph every minute Minutes 15-17: Hold that speed Minutes 17-25: Decrease speed by .1 mph every minute Cool Down 5 minutes