Q: Thank you for clearing up the muscle-growth mystery for me. I always believed in going heavier and heavier to get bigger. Now I know that’s only a small part of the puzzle. Working in the 4X method, X Reps, drop sets, and even some of your high-rep TORQ sets has already gotten me bigger in just a few weeks. My question is, Do you think some people get a better size response from power training and others get more size from density [endurance] work?

A: Absolutely. As we mentioned in a previous newsletter, the BIGGEST powerlifters don’t train for sarcoplasmic (endurance fluid) expansion yet have good muscle size. That’s because they were big dudes in the first place, which may signify more myofibril-building capacity. That would explain their extraordinary strength. The myofibrils are the actin-myosin strands inside the muscle fiber that generate force, but for most trainees that’s not the key to ULTIMATE SIZE… [Read more…]