It affects an estimated 17 million Americans, including nearly 5 million children. Not all asthma triggers listed below affect every person with asthma. Not all triggers are listed here. You should see your doctor or health care provider for more information about the most effective way you can manage your child s or your own asthma. Secondhand Smoke Asthma can be triggered by the smoke from the burning end of a cigarette, pipe, or cigar, or the smoke exhaled by a smoker.
Children are especially vulnerable to secondhand tobacco smoke.
Up to 1 million children with asthma have had their condition worsened by exposure to secondhand smoke. It is also a risk factor for new cases of asthma in children who have not previously displayed asthma symptoms. In addition, children exposed to secondhand smoke are more likely to suffer from pneumonia, bronchitis, and other lung diseases, as well as ear infections. Given the adverse health effects of secondhand smoke, it is important to avoid smoking in your home or car, and do not allow others to do so either. Dust Mites Dust Mites are tiny animals that cannot be seen with magnification.