Only have a half hour to spare for the gym? Head to the treadmill! This interval plan blasts through 300 calories in less than 30 minutes, making it the perfect workout when you're pressed for time. Be prepared to pick up the pace a little, but it's nothing you can't handle! Keep reading to see the full treadmill workout.
*Calorie counts are based on a 130-pound woman.
Click here for an image-free printable so you have this workout on hand when you need it!