Strong Support
descriptive
Even when experienced runners improve their aerobic capacity and lose body fat through marathon training, they don’t always run faster in races — other factors like race-day conditions or pacing may...
30
0
Evidence from Studies
Supporting (1)
30
Community contributions welcome
30
Contradicting (0)
0
Community contributions welcome
No contradicting evidence found
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.