General
mass
What does mass mean?
The relative size of a muscle group or of the whole physique; adding mass is the aim of a bulk.
"He's carrying serious mass in the off-season."
Origin
Bodybuilding term for muscular size.
Frequently asked questions
What does mass mean in bodybuilding?
Mass refers to the overall size of a muscle group or of the whole physique; adding mass is the main goal of a bulking phase.
How do you build mass?
Building mass takes progressive resistance training, eating in a calorie surplus with enough protein, and consistency over months to years.
What's the difference between mass and definition?
Mass is about how big the muscles are, while definition is about how visible and detailed they look; you build mass on a bulk and reveal definition on a cut.
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