| • | Allergies And Airborne Irritants An allergic reaction or response to fumes, perfumes, smoke or other irritants in the air may trigger an asthma attack. |
| • | Exercise Strenuous activity also can trigger what's known as "exercise-induced asthma." |
| • | Weather Conditions Abrupt changes in the weather can cause prolonged asthma attacks. |
| • | Viruses Viral respiratory infections can result in severe, longer asthma attacks. |
| • | Drugs And Medications About 10 percent of all asthma patients are sensitive to aspirin and other anti-inflammatory pain medications, such as ibuprofen. |
| • | Sulfites Some chemicals found in commercially prepared foods can also set off asthma attacks. |
| • | Stomach Reflux Stomach reflux -- when stomach acids back up into your esophagus-can cause asthma attacks. |
| • | Stress Strong emotional feelings can lead to a change in breathing patterns. |