Chronic rhinosinusitis with nasal polyps (CRSwNP) inflammatory endotypes are associated with long-term air pollutant and allergen exposure.

Patients that use noncigarette tobacco products may have elevated subclinical markers related to inflammation, thrombosis, and atherosclerosis.

The link between asthma and type 2 diabetes is not only due to BMI; shared environmental and genetic risk factors may also play a role.