The divergent effects of nicotinamide riboside and high-intensity exercise training on skeletal muscle epigenetic aging
Aino Heikkinen, Liina Uusitalo‐Kylmälä, Ida Blom, Jørn Wulff Helge, Linn Gillberg, Robert A. E. Seaborne, Steen Larsen, Macsue Jacques, Robin Grolaux, Sari Aaltonen, Jaakko A. Kaprio, Birgitta W. van der Kolk, Sini Heinonen, Nir Eynon, Kirsi Hannele Pietiläinen, , Miina Ollikainen
This study examines how NR supplementation and HIIT affect skeletal muscle epigenetic aging, finding opposing effects on epigenetic age acceleration across different clocks.
Aging Cell · Jul 21, 2026Peer-reviewedGenetic & Genomic Medicine