Any HIIT (high-intensity interval training) session has major fat-burning benefits, but a 4x4 workout is tops for improving fitness.
Running Workouts with Interval Training | SparkPeople
Never know what to do on the rowing machine? This will more than keep you entertained (and get you in awesome shape!). #rowing #workout
The Interval Running Workout to Make Time Fly on the Treadmill #treadmill #running #fitness
Interval running workout
Flat-Belly Challenge Day 1: Fat-Blasting Intervals and a Slimming Smoothie
8-6.0; 6-6.3; 4-6.6; 2-6.9; 1-7.2
Running Workouts with Interval Training | SparkPeople. Excited to try this at my next visit to the gym!!
Perfect to start out the year...beginner treadmill workout for twice a week
The Perfect Treadmill Workout For a New Runner, going to try this to get back to running.