Bodybuilding is the process of maximizing muscle development. Someone who engages in this activity is referred to as a bodybuilder. In competitive bodybuilding, bodybuilders display their physiques to a panel of certified judges, who assign points based on their aesthetic appearance.

Points are assigned using notes on definition, proportion, vascularity and muscle striations. The muscles are revealed through a combination of fat loss, tanning and lighting. NASF bodybuilding is an "All Natural" Competitive Field for Bodybuilders electing to remain drug-free during training and competition