correlational
Even if two 70-year-olds are the same age, the one with stiffer arteries will have a much older 'vascular age'—a sign their blood vessels are aging faster.
Evidence from Studies
No evidence studies found yet.
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.