Health Research Links Wildfire Smoke to Prenatal Risks and Brain Changes

New studies show wildfire smoke increases preterm birth risk and poses greater prenatal threat than urban pollution. PM2.5 and NO2 linked to cortical thinning in Alzheimer's-vulnerable brain regions. Also evidence that emission cuts yield immediate health gains (Greece, Pittsburgh, UK). A new practical guide from a nurse practitioner adds actionable resources. Local story in Rock County, Wisconsin highlights how wildfire smoke compounds high asthma rates and missing monitors.