Q: Many years ago, I tried negative-only sets on most of my exercises. My partners lifted the heavy weight for me, and I lowered it slowly, six seconds on each of six reps. I got some decent strength gains but not much mass at all. That’s what gives me reservations about your negative-accentuated [or X-centric] technique. Will it build muscle for me even though pure negatives didn’t?

A: The heavy, pure-negative sets that you tried are great for building neuromuscular efficiency—the nerve connections that improve strength. You also get some muscle trauma; however, you lose muscular tension between each rep when your partners lift the weight for you… [Read more…]