Run for 30 seconds at 75 intensity followed by 30 seconds at 25 intensity. However cardio is a piece of the puzzle that cant be ignored. Running Workouts With Interval Training Walking Exercise Interval Running Workouts Quick Workout First 8 weeks you can follow run and walk method to become comfortable with the running till you can run for 20 to 30 minutes at a slow and relaxed speed. Weight loss interval running program . So for instance if your 100-m max effort is 18 seconds then the slowest you drop to 20 seconds. An interval training running program is a super-efficient way to boost your speed and endurance plus its great for weight loss and does wonders for your heart. Sprint interval running increases insulin sensitivity in young healthy subjects. Perform each workout 2-4 times per week. The program that makes you want to keep going. What effect does this have on improving your endurance and boosting weight loss. I usually recommend beginners start with a 14 work-to-rest rati...