PHA training
PHA training or peripheral heart action training is a form of bodybuilding circuit training that was popularized by former AAU Mr . America and Mr . Universe Bob Gajda in the 1960s . 
<triplet> AAU Mr. America <subj> bodybuilding <obj> sport <triplet> Mr. Universe <subj> bodybuilding <obj> sport <triplet> Bob Gajda <subj> bodybuilding <obj> sport