Loneliness Predicts Valve Disease

A UK Biobank cohort study followed ~463,000 adults for nearly 14 years and found people reporting high levels of subjective loneliness had higher incidence of valvular heart disease, even after accounting for behaviors like smoking, obesity, and sleep. The effect was specific to loneliness (the perceived gap in social connection) rather than objective social isolation, and the authors point to inflammation, lipid/atherosclerotic pathways, and care‑avoidance as possible mechanisms. — If replicated, this reframes loneliness as a modifiable cardiovascular risk factor with implications for screening, preventive care, and the allocation of public‑health resources for social interventions among older adults.