AUTHOR=Ha Min-Seong , Moon Hyo Youl , Lee Minchul , Yook Jang Soo TITLE=Exercise improves body composition, physical fitness, and blood levels of C-peptide and IGF-1 in 11- to 12-year-old boys with obesity JOURNAL=Frontiers in Physiology VOLUME=15 YEAR=2025 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2024.1451427 DOI=10.3389/fphys.2024.1451427 ISSN=1664-042X