The Study
Neuromuscular Fatigue During Heavy Resistance Drop Set Training to Failure.
This study watches what happens in people's muscles during a specific workout, like taking pictures of how tired their legs get. It can show that certain signals change as they do more reps, but it can't prove that the workout caused the fatigue — just that things changed together.
Analysis score
Maximum 44 for a cross-sectional study.
Where the score came from
This study watched how leg muscles get tired when people do lots of leg presses until they can't do another one. Scientists measured muscle activity and movement to see how fatigue builds up.
Where does this study sit?
Reviews of RCTs (Meta-analyses)
Max 100Randomized Trials
Max 90Reviews of Cohort Studies
Max 85Cohort Studies
Max 72Reviews of Case-Control Studies
Max 63Case-Control Studies
Max 58Cross-Sectional & Case Series
Max 50Expert Opinion
Max 521 / 100
Quality score
Snapshots of a population at a single point in time, or descriptions of small groups. Can identify correlations and prevalence, but cannot determine cause and effect.
Key takeaways
Summary
Based on the study abstract and findings.
- 1Yes, this shows that pushing to failure makes muscles work harder and move worse, which could help build more strength or muscle if done safely.
- 2Muscle activity went up in most muscles, signals showed fatigue in all muscles except a few, and people moved less and slower as they did more reps.
- 3Each set had similar drops in movement, even though they were very tired.
Score breakdown, methodology, conflicts of interest, evidence analysis & raw study data
Publication
Journal
Journal of strength and conditioning research
Year
2026
Authors
M. D. Jakobsen, E. Sundstrup, L. L. Andersen
Related Content
Claims (4)
Going all the way to muscle burnout during weight training tires out your brain and nerves more than stopping just before total exhaustion.
When beginners do intense leg press workouts to the point of exhaustion, their muscles get increasingly tired, and this shows up as changes in muscle activity signals — some muscles work harder, others change how they fire, and these shifts tell us fatigue is building up.
Doing intense drop-set workouts until your legs can't do another rep causes clear signs of muscle tiredness in beginners, based on electrical signals from the muscles — making it a solid way to push muscles hard during a workout.
When beginners do super intense weight workouts where they keep going until they can't anymore, their form gets worse as each set goes on — but that same level of worsening happens every set, like clockwork.
Not medical advice. For informational purposes only. Always consult a qualified healthcare professional before making health decisions.