The National Physique Committee (NPC) is the largest amateur bodybuilding organization in the United States.

Manion decided that in order to better promote the sport of bodybuilding, he would need to break away from the AAU, so he founded the National Physique Committee in the early 1980s.

[3] The IFBB Pro League is the professional league for bodybuilding athletes and the sanctioning body for the world's largest professional contests such as the Mr. Olympia, Arnold Sports Festival, and Legion Sports Fest.

In order to become an IFBB professional athlete an athlete must compete at an IFBB Pro Qualifier such as the NPC Nationals Championship, NPC USA Championship, or any other pro qualifier.

An athlete must be a U.S. citizen to compete in the following national competitions: Proof of citizenship must be one of the following: Residency is four (4) months prior to a contest or must be a full-time student in the area.