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Contracted Exercise Builds Muscle-Fiber Size

Jonathan doing overhead extensions vs. pushdowns

Studies continue to show stretch moves create more hypertrophy than contracted-position exercises. And they do—over a 12-week period. But… [Read more…]

Filed Under: X Files Tagged With: blood flow blockage, blood-flow restriction, contracted position, hypertrophy, mass building, muscle building

Forgotten Factor in Fast Mass Gains, part 2

Jonathan doing a rear double biceps pose outside

The new meta-analysis by Robinson, et al. (2023) on volume for hypertrophy is interesting. Those researchers determined that 12 ALL-OUT sets a week per muscle is a good top end for hypertrophy for most trainees… [Read more…]

Filed Under: X Files Tagged With: fast mass, hardgainers, hypertrophy, mass gaining, muscle gaining, research study

Mass Mantra #39

Mike Mentzer in a relaxed pose in a gym

Here’s another quote from former pro bodybuilder Mike Mentzer that’s especially pertinent today… [Read more…]

Filed Under: X Files Tagged With: efficiency of effort, fast mass, hypertrophy, mass gains, mass mantra, mike mentzer, muscle gains, steroids

Forgotten Factor in Fast Mass Gains, part 1

Steve demonstrating seated cable pull-ins

The new meta-analysis by Robinson, et al. (2023) found that 12 ALL-OUT sets a week per muscle is the good top-end goal for hypertrophy… [Read more…]

Filed Under: X Files Tagged With: fast mass, hypertrophy, intensity, training volume

Your Best # of Sets for Mass—new study, part 2

Steve with a belly vs. smooth and muscular vs. cut

In the last training newsletter, I looked at a new meta-analysis that determined the best number of sets per week and optimal intensity for hypertrophy… [Read more…]

Filed Under: X Files Tagged With: age, failure, hypertrophy, mass building, muscle building, recovery, research study

Your Best # of Sets for Mass—new study, part 1

Mike Mentzer doing a forced rep on a Nautilus pullover machine

I’ve ranted about the workout-recovery moving target: Your best number of sets per week and optimal intensity for hypertrophy can vary… [Read more…]

Filed Under: X Files Tagged With: arthur jones, fatigue, hypertrophy, intensity, mass building, mike mentzer, muscle building

All Speed Sets for More Mass? Part 2

Steve doing triceps kickbacks

Yesterday I mentioned why it’s best to do the first set of your ideal exercise with a 1/3 cadence…

The first set acts as a warmup, a slow negative appears to have hypertrophy benefits, a slower-rep set exhausts the slow-twitch fibers transitioning to fast-twitch on the last reps and from the very first rep of the Speed Set that follows. [Read more…]

Filed Under: X Files Tagged With: hypertrophy, mass building, muscle building, speed sets

More Mass With Pre-Exhaustion?

Mike Mentzer doing leg extensions

Q: I’ve read that studies looking into pre-exhaustion (isolation exercise prior to a multi-joint move for the same muscle) found that it isn’t any better at building muscle than straight sets. Mike Mentzer seemed to believe that it was a magic mass builder, like doing leg extensions first before going immediately to squats or leg presses. You have a stretch-first pre-ex workout in Old Man, Young Muscle. Is it any better than just doing straight sets? [Read more…]

Filed Under: X Files Tagged With: hypertrophy, pre-ex, pre-exhaustion, pre-fatigue

Moment of Bodybuilding Zen 214: Arnold’s Relaxed Mass

Arnold in a hilarious episode of Streets of San Francisco

Here’s a rare security cam still of Arnold saying bye-bye to his blankie as a robber pillages his home. Luckily, the crook was caught, “Schnitzel” was found unharmed, and Arnold was able to sleep soundly once again… [Read more…]

Filed Under: X Files Tagged With: arnold, arnold schwarzenegger, bodybuilding zen, fast-twitch fibers, hypertrophy, speed sets

Mass Mantra #26

Steve in a most muscular pose and a side casual pose in April 2023

Here’s a quote from one of the most respected hypertrophy researchers today, Brad Schoenfeld, Ph.D.… [Read more…]

Filed Under: X Files Tagged With: Brad Schoenfeld, efficient gaining, hypertrophy, muscle gains, older bodybuilder, strength gains

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