J Appl Physiol (1985) April 2008 PMID 18276898

Effect of training in the fasted state on metabolic responses during exercise with carbohydrate intake.

K De Bock, W Derave, B O Eijnde, M K Hesselink, E Koninckx, A J Rose, P Schrauwen, A Bonen, E A Richter, P Hespel

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Peak: 3 in Sep 2025

across 5 sources since Jan 2019

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113,046

potential audience

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Jan 2019 – Dec 2025

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AI synopsis

What people are saying

The group shows a mild interest in the physiological effects of fasted training, particularly noting glycogen sparing, but engagement remains low with mostly brief comments and a dismissive remark, which limits the perceived overall impact of the discussion.

AgreementNeither agree nor disagree

The discussions seem generally neutral, with one post supporting the finding that fasted training leads to glycogen sparing, though the others do not express clear agreement or disagreement.

InterestModerate interest

There is slight interest demonstrated, mainly from posts referencing specific physiological processes like glycogen sparing, but overall engagement remains limited.

EngagementLow engagement

Most posts are brief and show low depth, with one dismissive comment ('Parking jap'), indicating minimal in-depth discussion or exploration of implications.

ImpactNeutral impact

The discussions do not suggest significant influence or changed perspectives, as one comment dismisses the topic altogether.

Abstract in brief

This study explored how endurance training in a fasted state versus a carbohydrate-fed state affects muscle adaptations and metabolic responses over six weeks in moderately active males, with both groups showing similar increases in key enzymes and glucose transporter proteins.
Training in the fasted state led to increased fat-binding protein content and higher pre-exercise muscle glycogen levels compared to the carbohydrate-fed group; however, the overall fat oxidation rates during exercise did not differ between groups after training.
Both training conditions produced comparable improvements in peak VO2, and fasting training reduced exercise-induced glycogen breakdown without changing fat oxidation during exercise, indicating that short-term endurance training elicits similar physiological adaptations regardless of nutritional state during training.

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Impact of Fasted Training on Endurance Performance and Nutrition Strategies

Will fasted training improve endurance? This video explores the science behind fasted training, high fat diets, and training the gut for better carbohydrate handling, focusing on optimizing athletic performance through…

Dylan Johnson · Nov 3, 2019 111,615 views

Effects of Fasted Versus Fed State Training on Metabolic Adaptations and Performance

This video explores how endurance training in a fasted versus fed state influences muscle adaptations and metabolic responses over six weeks, showing similar increases in enzymes and glucose transporters, with fasting…

운동논문충 · May 12, 2021 150 views

@stevelorainecoaching

@steveloraine · X

RT @j_haudum: Fasted training caused glycogen sparing rather than stimulating the contribution of total fat oxidation or net IMCL breakdown…

Oct 14, 2024 · 1 share · 161 followers View post →

Judith Haudum

@j_haudum · X

Oct 14, 2024 · 2 likes · 1 share · 490 followers View post →

sahir zulkifli

@sahirzulkifli · X

Parking jap. https://t.co/kxXVMWWfq8 https://t.co/KLacmijRY6

Jan 21, 2019 · 546 followers View post →

Intermittent Fasting Made Easy Next-Level Hacks To Supercharge ...

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doi:10.1152/japplphysiol.01195.2007. 38. Van Proeyen, Karen, et al. “Training in the Fasted State Improves Glucose Tolerance During Fat-Rich Diet.” The ...

Dec 17, 2025 View →

Nutrition Periodization | PDF | Mitochondrion | Biochemistry

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18276898 doi:10.1152/japplphysiol.01195.2007 01185.x Hansen, A.K., Fischer, C.P., Plomgaard, P., Andersen, J.L., Saltin, B., & Burke, L.M. (2015). Re ...

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Blood Sport | PDF

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J Appl Physiol (1985). 2008 Apr; 104(4):1045-55. doi: 10.1152/japplphysiol.01195.2007. Epub 2008 Feb 14. PubMed. PMID: 18276898. 124. Jensen J, Rustad PI ...

Dec 17, 2025 View →