Building Muscle, Fitness, Max Fat Burning, Testosterone My First Orangetheory Fitness Class By Neil 7 min read Leave a comment In Building Muscle, Fitness, Max Fat Burning, Testosterone 5795 views This was pretty cool. If you’ve heard of Orange Theory, you’ll probably know that it’s heart rate training and it’s designed so you burn fat for 24-36 hours after your workout (as you do with weight training and high intensity ... Read more