PRO Bodybuilding Testosterone Chamber

The PRO Pumproom featuring monster professional bodybuilders pumping up and flexing backstage at various contests. This mashup examines the following aspects of backstage bodybuilding before a contest:

Delts & Traps
Abs Fabs
Legs
Basic Back
Pressup
Mega Pecs
Pumping Gunz
Lube and Paint Central
Formcheck

Note that this video contains many bodybuilders, only some of whom are identified by the tags.