How successful you become will depend on how dedicated and driven you are in attaining your goals. Consider consulting a dietician and personal trainer to get started. Protein helps to build muscle quickly, and you need to have it present in high quantities in your diet, if you want to become a bodybuilder.
While you may typically rest 1-2 minutes between sets, with slightly longer rest intervals on leg day, take a slightly longer rest period on your heaviest sets to ensure you're fully recovered. Reverse-grip pull-downs hit the lats differently than wide-grip pull-downs; likewise, curls on a preacher bench hit the biceps somewhat differently than curls seated against an incline bench. It's important to understand how such subtle differences affect muscle recruitment and overall growth. Exercises are classified as either single-joint or multijoint .