Activity energy expenditure is a major determinant of dietary fat oxidation and trafficking, but the deleterious effect of detraining is more marked than the beneficial effect of training at current recommendations.
Bergouignan A, Momken I, Lefai E, Antoun E, Schoeller DA, Platat C, Chery I, Zahariev A, Vidal H, Gabert L, Normand S, Freyssenet D, Laville M, Simon C, Blanc S. Activity energy expenditure is a major determinant of dietary fat oxidation and trafficking, but the deleterious effect of detraining is more marked than the beneficial effect of training at current recommendations. Am J Clin Nutr. 2013 Sep; 98(3):648-58.