AUTHOR=La Scala Teixeira Cauê V. , Evangelista Alexandre L. , Novaes Jefferson S. , Da Silva Grigoletto Marzo E. , Behm David G. TITLE=“You're Only as Strong as Your Weakest Link”: A Current Opinion about the Concepts and Characteristics of Functional Training JOURNAL=Frontiers in Physiology VOLUME=8 YEAR=2017 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2017.00643 DOI=10.3389/fphys.2017.00643 ISSN=1664-042X