TRAINING

Athlete performing pull-ups as a compound upper-body exercise for the arms and back

Are Compound Exercises Enough to Build Your Arms?

Can presses, rows and pull-ups build big arms on their own? Here’s what the research says about compound exercises, curls, extensions and smarter arm training.

Are Compound Exercises Enough to Build Your Arms?

Can presses, rows and pull-ups build big arms on their own? Here’s what the research says about compound exercises, curls, extensions and smarter arm training.

Muscular lifter performing a resistance-training exercise in a modern gym

Machines vs Free Weights for Muscle Growth

Machines and free weights can both build serious muscle. Here’s what the research actually says, where each shines, and how to combine them for better hypertrophy training.

Machines vs Free Weights for Muscle Growth

Machines and free weights can both build serious muscle. Here’s what the research actually says, where each shines, and how to combine them for better hypertrophy training.

Lifter controlling a resistance exercise to keep the target muscles under tension

Does Time Under Tension Actually Matter for Hyp...

Time under tension sounds scientific, but does making every rep painfully slow actually build more muscle? Here’s what the evidence says and how to use tempo without sabotaging your training.

Does Time Under Tension Actually Matter for Hyp...

Time under tension sounds scientific, but does making every rep painfully slow actually build more muscle? Here’s what the evidence says and how to use tempo without sabotaging your training.

Focused lifter performing a barbell repetition with controlled technique

Slow Reps vs Fast Reps: Which Builds More Muscle?

Do slow reps build more muscle than fast reps? Here’s what research says about lifting tempo, control, effort and the rep speed that makes sense for hypertrophy.

Slow Reps vs Fast Reps: Which Builds More Muscle?

Do slow reps build more muscle than fast reps? Here’s what research says about lifting tempo, control, effort and the rep speed that makes sense for hypertrophy.

Muscular lifter performing a resistance exercise through a loaded stretch

Does the Deep Stretch Build More Muscle?

Does training in a deep stretch really build more muscle? Here’s what the evidence says about stretch-mediated hypertrophy, long-muscle-length training and lengthened partials.

Does the Deep Stretch Build More Muscle?

Does training in a deep stretch really build more muscle? Here’s what the evidence says about stretch-mediated hypertrophy, long-muscle-length training and lengthened partials.

Lifter performing a barbell exercise through a controlled range of motion

Full Range of Motion vs Partial Reps for Hypert...

Full range of motion is the best default for most lifters, but well-chosen partial reps—especially in the stretched portion—can be a useful hypertrophy tool. Here is how to use both...

Full Range of Motion vs Partial Reps for Hypert...

Full range of motion is the best default for most lifters, but well-chosen partial reps—especially in the stretched portion—can be a useful hypertrophy tool. Here is how to use both...