Asthma Triggers

Many things can start an asthma flare-up. They are called triggers. Know your asthma triggers and avoid them.


  • If you smoke, get help to quit.
  • Don’t allow smoking in the house or car.
  • Don’t use wood-burning stoves, fireplaces, or kerosene heaters.

Dust Mites

  • Keep mattresses and pillows in dust-proof covers.
  • Wash your sheets and blankets each week. Use very hot water.
  • Remove stuffed toys from the bedroom, or wash them weekly in hot water.
  • Stay out of rooms that are being vacuumed.
  • Take rugs or carpets out of the bedroom.


  • Don’t keep pets with fur or feathers in your bedroom or home.


  • Don’t keep food in your bedroom.
  • Keep food and garbage sealed.


  • Fix leaky faucets and pipes.
  • Clean moldy surfaces with bleach.
  • Keep shower curtains clean.

Strong Odors

  • Avoid perfume, talcum powder, hair spray, and scented products.


  • On cold days, cover your nose and mouth with a scarf or wear a turtleneck.


  • Stay inside and keep windows closed when pollen levels are high.


  • Ask your doctor if you should take asthma medicine before you exercise.


  • Avoid people with colds.
  • Get plenty of rest.
  • Drink plenty of fluids.


  • Try to stay calm and breathe slowly.
  • Focus on things that keep you calm or happy.