quantitative
Analysis v1
Strong Support
Walking about 7,500 steps a day helps older women live longer, but walking more than that doesn’t seem to add any extra benefit.
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Evidence from Studies
Supporting (1)
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Community contributions welcome
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Association of Step Volume and Intensity With All-Cause Mortality in Older Women.
Cohort Study
Human
2019 Aug 1The study found that walking more helps older women live longer, but only up to about 7,500 steps a day—after that, more walking didn’t help much more.
Contradicting (1)
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Community contributions welcome
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The relationship between daily step count and all-cause mortality – umbrella review
Systematic Review
Human
The study shows that walking more—up to 8,000–10,000 steps a day—keeps giving health benefits, which means the idea that benefits stop at 7,500 steps isn’t supported.
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.