How closely do you watch your rest times between sets? You often see recommendations of 60 to 90 seconds for isolation exercises and several...
Or you r just lifting less weight than u could lift if u waited 3-4 mins and by waiting less, u just lift less weight and have less...
What is the optimum sets for chest if you want mass? When I was 15 I used to do 20 sets, then came down and did only 16, now I do 12. I have...
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