Work-related Asthma

What causes work-related asthma?

Work-related asthma is associated with exposure to worksite irritants, allergens, and physical conditions called triggers. Some examples of asthma triggers are:


  • Animal dander and insects
  • Chlorine-based cleaning products
  • Cigarette smoke
  • Cockroach droppings
  • Cold air
  • Dust from wood, grain, flour, or green coffee beans
  • Dust mites
  • Gases such as ozone
  • Indoor dampness and mold
  • Irritant chemicals
  • Metal dust
  • Physical exertion
  • Pollen and plants
  • Strong fumes
  • Vapors from chemicals (e.g., ammonia, isocyanates, and solvents)
  • Wood smoke
Page last reviewed: May 16, 2017