Bold claim: Accelerated biological aging may be a key missing link tying together hyperuricemia, rising serum uric acid, gout risk, and the impact of diet on prevention. A large prospective study of 412,493 UK Biobank participants explored how aging biology relates to uric acid levels, hyperuricemia, and gout risk, using various regression models. The researchers found that each incremental step of accelerated biological aging was associated with an average increase of 8.1 μmol/L in serum uric acid, with precise confidence intervals and strong statistical support.
Compared with peers whose biological aging processes were slower, those with faster aging had about 40% higher odds of developing hyperuricemia and about 39% higher odds of gout. Among individuals already diagnosed with hyperuricemia, accelerated aging added a further 14% increased risk of progressing to gout. This pattern suggests that biological aging may modify disease progression, not merely act as background variation.
To probe causality beyond observational links, the study incorporated Mendelian randomization analyses. Genetic traits associated with slower biological aging were linked to a lower gout risk, supporting a causal pathway in which reduced aging pace lowers gout risk. This genetic evidence complements the cohort findings that connect aging biology with gout risk in hyperuricemia.
Dietary signals of anti-aging potential were also examined. The composite dietary antioxidant index served as a marker of an anti-aging diet. Among hyperuricemic participants, those with a positive antioxidant index showed a roughly 68% lower odds of developing gout compared with those with a negative index, though the p-value was borderline. This hint points to antioxidant-rich dietary patterns as possible contributors to healthy aging and gout prevention in hyperuricemia.
Clinical implications for gout prevention emerge from these results. Clinicians treating hyperuricemia and gout may consider biological aging as an additional risk dimension alongside traditional metabolic factors. Assessing aging-related markers could help stratify gout risk in patients with elevated uric acid. Moreover, embracing healthy aging strategies, including antioxidant-rich dietary patterns, may complement pharmacologic urate-lowering therapy in preventing the progression from hyperuricemia to gout.
Reference: Li N et al. Biological aging and gout risk in hyperuricemia: a UK biobank cohort study. Int J Surg. 2025; doi:10.1097/JS9.0000000000003948.
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