Adams et al. (2024) — Harnessing Passive Pulsatile Shear Stress for Alzheimer's Disease Prevention and Intervention

By Vibrahealth Team · Last updated 22 July 2026

Study Details

Study: Harnessing Passive Pulsatile Shear Stress for Alzheimer's Disease Prevention and Intervention

Authors: Adams JA, Uryash A, Lopez JR

Journal: Journal of Alzheimer's Disease

Year: 2024

DOI: 10.3233/jad-231010

Study type: Narrative review and hypothesis paper — not a new clinical trial or original experimental dataset.

Plain-English Summary

This is a review article, not a new experiment. The authors — researchers associated with the WBPA research programme — survey the existing published literature on passive pulsatile shear stress (PPSS) technologies, including whole-body periodic acceleration (WBPA), and propose that this class of technology could be a useful non-pharmacological strategy for Alzheimer's disease (AD) prevention and management, on the basis that it addresses known modifiable AD risk factors (hypertension, diabetes, physical inactivity) identified by the Lancet Commission on dementia.

What the Review Covers

• A synthesis of prior preclinical and clinical WBPA/PPSS studies and their documented effects on blood pressure, glycaemic control, and vascular/endothelial function
• The biological rationale for why shear-stress-induced nitric oxide release might plausibly benefit neurovascular health
• An argument for why addressing hypertension, diabetes, and inactivity — all established AD risk factors — via a passive mechanical intervention could be a worthwhile research direction

Key Point — This Is a Hypothesis, Not a Finding

The review does not report a new clinical trial testing WBPA against Alzheimer's disease outcomes. It proposes a hypothesis, built on the authors' synthesis of earlier WBPA research (much of it from the same research group, on unrelated outcomes such as blood pressure and diabetic cardiomyopathy), that WBPA could plausibly help prevent or manage AD by improving modifiable risk factors. No dementia-specific or cognitive-outcome data from a WBPA trial is presented in this paper.

Methodology Notes

This page reports the review's proposal accurately as a proposal — it should not be read or cited as evidence that WBPA prevents or treats Alzheimer's disease. That specific clinical question has not yet been tested.

The underlying WBPA evidence the review draws on (blood pressure, endothelial function, diabetic cardioprotection studies) is largely older foundational work from the same research group, not itself part of the 2024–2026 evidence window — this review is the recent publication; the studies it synthesises are not all recent.

Independent verification note: a separate secondhand research summary reviewed alongside this paper also claimed a 2026 "Athens Journal of Sports Medicine" human passive-cycling study and several other WBPA findings (a swine cerebral-ischemia model, a mouse sepsis-survival model, a Parkinson's pilot trial). Those underlying studies were independently checked: the swine and sepsis studies are real but date to 2009–2019, not 2024–2026; the Parkinson's trial is real but dates to 2012–2018; and no "Athens Journal of Sports Medicine" paper matching the claimed 2026 passive-cycling study could be located in CrossRef or Europe PMC. None of those four are cited on this page or built as separate pages this round.

Full Citation

Adams JA, Uryash A, Lopez JR. (2024). Harnessing Passive Pulsatile Shear Stress for Alzheimer's Disease Prevention and Intervention. Journal of Alzheimer's Disease, 98(2), 387–401. https://doi.org/10.3233/jad-231010

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