AUTHOR=Santos Amanda Soares , Roberts Brandon M. , de Castro Gabriela Salim TITLE=Editorial: Systemic markers of muscle loss JOURNAL=Frontiers in Nutrition VOLUME=10 YEAR=2023 URL=https://www.frontiersin.org/journals/nutrition/articles/10.3389/fnut.2023.1210976 DOI=10.3389/fnut.2023.1210976 ISSN=2296-861X