Run until you get a sweat (this time may vary from 5-15 minutes – it all depends on your fitness level)
10 MINUTES OF STAIRS (TWO OPTIONS)
OPTION 1: On a staircase:
Run up HARD and down EASY. Do this for 10 minutes or do 20-25 sets (Up and down is one set).
OPTION 2: On a Stairmaster:
Do 30-60 second intervals alternating your hard and easy speed. Do this for 10 minutes. Find the speed settings that work best for you. Find an “easy” speed and a “fast” speed.
Run easy for the same amount of time you warmed up for
Finish with 5-10 Minutes of Abs and Pushups
Click HERE for one of my favorite core workouts