Every single elite runner in this study ended up with a serious condition called rhabdomyolysis after running for 24 hours straight.
Scientific Claim
All 11 elite athletes who completed a 24-hour ultramarathon were diagnosed with exertional rhabdomyolysis based on biomarker profiles.
Original Statement
“All elite ultramarathon runners included in our study were diagnosed with exertional rhabdomyolysis after the 24-h ultramarathon race”
Evidence Quality Assessment
Claim Status
appropriately stated
Study Design Support
Design cannot support claim
Appropriate Language Strength
association
Can only show association/correlation
Assessment Explanation
The claim is a direct quote from the abstract and does not overstate causation or generalizability. It is a factual description of the cohort’s outcome.
Evidence from Studies
Supporting (1)
Unknown Title
The study found that all 11 top runners had extremely high levels of muscle damage markers after running for 24 hours, and the researchers directly said all of them were diagnosed with a serious muscle breakdown condition called exertional rhabdomyolysis.