Nitrogen dioxide
Intervention4 papers3 findings
- Humans3
Outcomes
2Verbal fluency
downin humans1
1 study
Verbal fluency
downin humans1
Nitrogen dioxide impairs verbal fluency in humans (-0.10 SD, 95% CI -0.19 to 0.00, p = 0.04).
Humanscomparing 75th percentile with median of NO2 exceedance days14-year decline
High nitrogen dioxide days linked to faster cognitive decline · medRxiv · 29 Sep 2026 · Preprint
Episodic memory
downin humans1
1 study
Episodic memory
downin humans1
Nitrogen dioxide impairs episodic memory in humans (-0.09 SD, 95% CI -0.17 to -0.01, p = 0.02).
Humanscomparing 75th percentile with median of NO2 exceedance days14-year decline
High nitrogen dioxide days linked to faster cognitive decline · medRxiv · 29 Sep 2026 · Preprint
Associations
1Dementia
upin humans1
1 study
Dementia
upin humans1
Nitrogen dioxide raises the risk of dementia in humans.
“nitrogen oxides (NO 2 ), and black carbon was associated with increased dementia risk”
Reviewlong-term
Environmental Pollution, Biomarkers, and Dementia: An Evidence Review · International journal of molecular sciences · 15 Sep 2026
Latest
4High nitrogen dioxide days linked to faster cognitive decline
Comparing the 75th percentile with the median of nitrogen dioxide exceedance days, 14-year decline was -0.09 SD for memory and -0.10 SD for fluency.Comparing the 75th percentile with the median of nitrogen dioxide exceedance days, 14-year decline was -0.09 SD for memory and -0.10 SD for fluency.
Proteomics reveals how air pollutants drive chronic disease
In 48,645 UK Biobank participants, plasma proteomic profiles showed shared immune pathways and pollutant-specific mechanisms linking air pollution to…In 48,645 UK Biobank participants, plasma proteomic profiles showed shared immune pathways and pollutant-specific mechanisms linking air pollution to mortality and chronic disease risks.