Scientists track what happens to Runners' bodies during Ultra-Trail races
NCT ID NCT03712592
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at how extreme trail running—races from 40 to 160 km—affects the body. Researchers measured muscle fatigue, heart function, blood sugar, body composition, and sleep in 83 experienced runners before and after races. The goal was to better understand the physical toll of these events and how the body recovers.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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CHU Grenoble-Alpes
Grenoble, 38043, France
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