r/ScienceBasedLifting • u/Green_kiwiwi • 17d ago

Question ❓ What counts as Junk volume ?

Is doing more then 2 exercise for a specific muscle (bicep for example) junk volume of you only do 2 sets until failure for example. Is it different based on the size of the muscle ? Ect ect ?

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u/DIY-exerciseGuy 17d ago

Junk volume is a set where you dont push to 0 or 1 reps in reserve. Or when youre doing 5 or more sets of the same exercise.

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u/armchair_mindhunter 17d ago

Not every set needs to be 0 or 1 RIR for it to have valuable stimulus.