Q: I got all of your e-books, which are absolutely fantastic by the way, and in 3D Muscle Building I notice that your arm workouts are very short. I’m interested in sky-high biceps, but I’m worried that four or five sets once a week isn’t enough. If I want to specialize, should I add more sets?

A: While everyone’s work capacity and recovery ability are different, keep in mind that a recent study showed that only three sets of barbell curls deplete more than 70 percent of the glycogen stores in the biceps. And that exercise is lacking continuous tension!
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