Chin-Up Negatives... how much extra weight should you use? (for pull-ups, too) This is for people who can already do a few chin-ups or weighted chins. One of the best ways to build strength for doing more weight for weighted chin-ups or adding reps to your bodyweight chin-up is eccentrics. This is not simply a controlled descent where you're lowering yourself down. That's not a TRUE negative. True negatives are BRUTAL...they're a FIGHT all the way to the bottom. You need to be trying as HARD as