Open-access publishing was conceived as a solution to democratize scientific knowledge and empower researchers in under-resourced settings. Yet a mounting body of evidence suggests the model has inadvertently created new barriers rather than dismantled them. Article processing charges (APCs) ranging from $2,500 to $5,000 in high-impact journals now systematically exclude researchers from lower-income institutions, whose budgets typically cap at $600–800 per submission. This financial gatekeeping contradicts the foundational equity goals of the open-access movement. Simultaneously, the health research community faces another critical challenge: scrutinizing longevity claims associated with blue zones research, which relies predominantly on observational data and dietary recall rather than causal evidence. Recent correspondence in STAT News highlights how these two issues—publishing access and scientific rigor—intersect to shape the integrity and inclusivity of modern health research.
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