Articles related to EPIDEMIOLOGY

Two prospective cohorts found that metabolically unhealthy adults generally had higher dementia risk estimates regardless of obesity status. Metabolically healthy obesity was not associated with increased dementia risk in primary analyses, though findings varied across sensitivity analyses.

A meta-analysis of 14 observational studies found that very high chili pepper consumption was associated with increased gastrointestinal cancer risk, particularly esophageal cancer. The findings were observational and did not establish a causal relationship between chili pepper intake and cancer development.

A nationwide surveillance study identified widespread community reservoirs of multidrug-resistant Klebsiella pneumoniae associated with recurrent urinary tract infections and antibiotic resistance.

Suicide mortality increased among adolescents and young adults across the Americas from 2000 to 2021. Rates varied by age, sex, and region, with widening disparities observed in population-level data.

Each additional hour of daily digital screen exposure was associated with 21% higher odds of myopia in a 335,524-participant meta-analysis, with the steepest odds increase observed between 1 and 4 hours of daily exposure, though substantial heterogeneity and cross-sectional study designs precluded causal conclusions.

County-level analysis of nearly 5 million Medicare beneficiaries identified more than 10-fold geographic variation in late-onset epilepsy incidence, with insufficient sleep, heat index, and lack of vehicle access among the strongest area-level predictors.