Impact of Airborne Pollen on Allergic Rhinitis and Asthma in an Arid Chinese City: A Time-Series Study from Lanzhou

Daily airborne pollen exposure contributes to acute increases in AR and BA incidence in Lanzhou, particularly among children, adolescents, and females. These findings underscore the need for region-specific pollen monitoring, early warning systems, and targeted public health interventions to reduce the burden of allergic respiratory diseases under increasingly variable climatic conditions.