Q: You talk about including higher-rep sets in workouts so you build the fast-twitch fibers as well as the mitochondria and sarcoplasmic fluid. But in light of the new findings that slow-twitch fibers have much more growth potential than previously thought, couldn’t slow-twitch growth be the real reason bodybuilders who use both lighter weights and heavy weights develop extreme muscle size?

Yes, it is all of the above: fast-twitch AND slow-twitch swelling as well as sarcoplasmic fluid expansion and mitochondria proliferation… [Read more…]