Dumbbells vs. machines: which builds muscle better?
NCT ID NCT07495540
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study will compare the effects of free weight exercises (like dumbbells and barbells) versus weight machines on muscle strength and endurance. Twenty-six inactive adults aged 18-30 will be assigned to one of two groups and train three times a week for eight weeks. The goal is to see which method leads to better muscle gains and neuromuscular control.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Resistance exercise (free weights vs. weight machines)
What this could lead to
If successful, this could help people choose the most effective type of strength training for building muscle and improving control.
What could go wrong
This is a small, early-stage study with only 26 participants, so results may not apply to everyone. It compares two common methods, so no major breakthroughs are expected.
Disclaimer
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the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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Biruni University
Istanbul, Zeytinburnu, 34015, Turkey (Türkiye)