title: Counterpoint: skeletal muscle mechanical efficiency does not increase with age.
authors.affiliation: Department of Kinesiology, Humboldt State University, Arcata, CA, USA. jdo1@humboldt.edu
authors.forename: Justus D
authors.initials: JD
authors.lastname: Ortega
mesh_terms: D000222:Adaptation, Physiological; D000328:Adult; D000367:Age Factors; D000368:Aged; D000369:Aged, 80 and over; D000375:Aging / Q000378:metabolism*; D000818:Animals; D001696:Biomechanical Phenomena; D004734:Energy Metabolism; D015444:Exercise; D006801:Humans; D008875:Middle Aged; D008931:Mitochondria, Muscle / Q000378:metabolism; D009119:Muscle Contraction; D018656:Muscle Fibers, Fast-Twitch / Q000378:metabolism; D018657:Muscle Fibers, Slow-Twitch / Q000378:metabolism; D018482:Muscle, Skeletal / Q000378:metabolism*; D010641:Phenotype