CLAIM CARD
Across the corpus, observational and cohort studies overwhelmingly dominate the literature; mechanistic preclinical work exists but direct randomized clinical trial evidence for interventions that modulate immune aging in humans remains sparse.
Evidence grade: exploratory
Contradiction status: none
Publication: bd4ddec9-e10e-445f-bf0b-a5399dfae223
Provenance: Derivation Web chain
Citation Support
source_1Jongsma 2023source_2Xie 2025source_3Wallen 2024source_4Hoang 2025source_5Boudhabhay 2026