title: Exercise-induced ultrastructural changes in skeletal muscle.
mesh_terms: D000531:Altitude; D000818:Animals; D004734:Energy Metabolism; D006652:Histological Techniques; D006801:Humans; D008931:Mitochondria, Muscle / Q000648:ultrastructure; D009119:Muscle Contraction; D009132:Muscles / Q000378:metabolism / Q000502:physiology / Q000648:ultrastructure*; D010806:Physical Education and Training; D010807:Physical Endurance; D005082:Physical Exertion