Long-Term Resistance Trained Human Muscles Have More Fibers, More Myofibrils, and Tighter Myofilament Packing Than Untrained
(2024)
Journal Article
MAEO, S., BALSHAW, T. G., MÄRZ, B., ZHOU, Z., HAUG, B., MARTIN, N. R. W., …FOLLAND, J. P. (2024). Long-Term Resistance Trained Human Muscles Have More Fibers, More Myofibrils, and Tighter Myofilament Packing Than Untrained. Medicine & Science in Sports & Exercise, 56(10), 1906-1915. https://doi.org/10.1249/mss.0000000000003495
Introduction
Increases in skeletal muscle size occur in response to prolonged exposure to resistance training that is typically ascribed to increased muscle fiber size. Whether muscle fiber number also changes remains controversial, and a paucity o...
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