What does 3 sets of 10-12 reps mean July 8, 2019 16 32 64 128 What does 3 sets of 8 10 12 reps mean 3 sets of 10 12 reps meaning 12 reps vs 8 reps Why 12 reps What does 3 sets of 10 mean 12 reps 6 reps 3 sets of 10 reps meaning