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How to Use a Catalyst to Improve Your Workouts
The human body can only access roughly 40 to 50% of the fibers at a time. If you think you're doing a full contraction on your biceps, only half of the muscle fibers are actually firing. So in training, what you want to do is you want to get as much muscle cross section contraction as you can. Varen: You really have to do the movements because in my mind, I'm like, "I'm going to spend 20 minutes, I'm just going to do something really intense"