Renaissance Fitness's expert Personal Trainers, Ollie and Chris show you how to master the muscle up. The muscle up is an impressive looking exercise and not only that, it is also great for building upper body strength. It allows you to train pretty much every upper body muscle in one movement from the wrists to lats, biceps, triceps, chest and shoulders. Most people assume the muscle up is simply a dip and pull up, however it has quite a few other elements such as the false grip, muscle up ...