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Vínculos sociales negativos como factores de riesgo emergentes de envejecimiento acelerado, inflamación y
Byungkyu Lee1, Gabriele Ciciurkaite2, Siyun Peng3
1Department of Sociology, New York University, NY 10003.
Resumen
Los vínculos sociales negativos, o "molestadores", aceleran el envejecimiento biológico. Más "molestadores" se asocian con un envejecimiento más rápido y una peor salud, lo que resalta la necesidad de abordar los factores estresantes sociales para un envejecimiento más saludable.
Área de la Ciencia:
- Epidemiología social; Envejecimiento biológico; Epigenética
Sus antecedentes:
- Los vínculos sociales negativos ("molestadores") son comunes pero poco estudiados.
- Pueden acelerar el envejecimiento biológico y aumentar la morbilidad.
- Comprender su impacto es crucial para la salud pública.
Objetivo del estudio:
- Examinar la asociación entre los vínculos sociales negativos y el envejecimiento biológico acelerado.
- Investigar los vínculos con la inflamación y la multimorbilidad.
- Identificar los factores demográficos y experienciales asociados con la exposición a "molestadores".
Principales métodos:
- Se utilizaron datos de redes egocéntricas y relojes de envejecimiento basados en la metilación del ADN (DunedinPACE, GrimAge2).
- Se analizaron muestras de saliva de una muestra probabilística representativa del estado en Indiana.
- Se evaluaron las asociaciones con el envejecimiento biológico, la inflamación y la multimorbilidad.
Principales resultados:
- Cada "molestador" adicional se correlacionó con un ritmo de envejecimiento ~1.5% más rápido y una edad biológica ~9 meses mayor.
- Los vínculos negativos fueron más prevalentes en poblaciones vulnerables (mujeres, fumadores, peor salud, experiencias adversas en la infancia).
- Los "molestadores" familiares y no familiares mostraron efectos perjudiciales, pero los "molestadores" conyugales no.
Conclusiones:
- Los vínculos sociales negativos actúan como estresores crónicos, acelerando significativamente el envejecimiento biológico.
- Se necesitan intervenciones que reduzcan las exposiciones sociales dañinas para promover un envejecimiento más saludable.
- Los hallazgos subrayan la importancia de la composición de la red social para los resultados de salud.
Palabras clave:
redes egocéntricasenvejecimiento epigenéticoinflamaciónmultimorbilidadvínculos negativosMás Videos Relacionados
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