Public Health

Population health, policy and the data behind prevention.

Dengue Vaccination Models in Brazil Map Exposure and Allocation

Mathematical models in Brazil reconstructed dengue immunity by state and age, then tested how vaccine allocation could reshape burden, deaths, and DALYs.

By Dr. A.R. Athira, MBBS · Oct 23, 2026 · 5 min read

Public Health·medRxiv

Austria COVID-19 mortality tied to age and home ownership in new preprint

Austria-wide ecological analysis found COVID-19 mortality linked to oldest age groups and home ownership, with unstable infection predictors…

Oct 23, 2026

Public Health·medRxiv

Ontario COVID-19 Hospital Burden Fell With Vaccination and Non-School NPIs

Ontario modeling found vaccination plus workplace and community restrictions kept pre-Omicron COVID-19 hospital demand within capacity, while school-only…

Oct 23, 2026

Public Health·medRxiv

Multimodal AI improves verbal autopsy cause-of-death assignment in South Africa

South African benchmark study finds multimodal AI outperforms current verbal autopsy practice for cause-of-death assignment and calibration.

Oct 23, 2026

Public Health·medRxiv

Measles Re-emergence in the US Follows Shifting County-Level Risk Patterns

County-level measles risk is shifting across the US, and spatial targeting outperformed coverage-only strategies in predicting and preventing…

Oct 23, 2026

Public Health·medRxiv

Illinois tick-borne disease risk mapped by county-level vector data

Illinois researchers combined tick abundance, pathogen prevalence, and seasonality to build county-level risk maps tied to higher disease…

Oct 23, 2026

Public Health·medRxiv

ChronIQ-DRx2 boosts chronic disease decision support accuracy

A logic-reconstruction Qwen3 system improved chronic disease task completion and reduced serious errors in held-out evaluation and human-AI…

Oct 23, 2026

Public Health·medRxiv

Wildfire Smoke Mortality Risk Persists for Five Years in U.S. Counties

U.S. county data link wildfire PM2.5 to mortality for up to five years, with the largest effects in…

Oct 23, 2026

Public Health·medRxiv

Biological aging markers differ in South African women with HIV and maltreatment

South African women with HIV showed shorter telomeres and altered epigenetic aging, while childhood maltreatment had limited independent…

Oct 23, 2026

Public Health·medRxiv

Social Needs Z Codes Predict More Acute Care Across 21 Health Systems

A 4.95 million-patient analysis found Z59 social-needs codes marked higher ED use and admissions, but much of the…

Oct 23, 2026