Increased adiposity is associated with altered skeletal muscle energetics
David A. Reiter, Moriah P. Bellissimo, Lei Zhou, Scott Boebinger, Greg D. Wells, Dean P. Jones, Thomas R. Ziegler, Jessica A. Alvarez, Candace C. Fleischer
Abstract
Skeletal muscle energy production is influenced by both lean body mass and adipose tissue but the effect of their distribution on energy metabolism is unclear. This study examined variations in quadriceps muscle energy metabolism in healthy adults with varied relative amounts of lean and adipose tissue. Results suggest increased adiposity is associated with reduced muscle energetic efficiency with more reliance on glycolysis, and when accompanied with reduced lean mass, is associated with reduced maximum oxidative capacity.
Topics & Concepts
OverweightLean body massInternal medicineAdipose tissueEndocrinologySkeletal musclePost-hoc analysisMedicineBody mass indexChemistryBody weightBody Composition Measurement TechniquesCardiovascular and exercise physiologySports Performance and Training