AUTHOR=Yucesoy Can A. , Pontén Eva , Valero-Cuevas Francisco J. , Smeulders Mark , Simms Ciaran Knut TITLE=Editorial: Muscle Mechanics, Extracellular Matrix, Afferentation, Structural, and Neurological Coupling and Coordination in Health and Disease JOURNAL=Frontiers in Physiology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2021.802202 DOI=10.3389/fphys.2021.802202 ISSN=1664-042X