correlational
Analysis v1
Strong Support
Older women who walk about 4,400 steps a day tend to live longer than those who walk only 2,700 steps, and walking more helps up to about 7,500 steps — after that, walking even more doesn’t seem to lower the risk of dying any further.
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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 older women who walked about 4400 steps a day had lower death rates than those who walked about 2700 steps, and more steps helped up to around 7500, after which extra steps didn’t help more.
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.