 
        Asthma
Asthma is a chronic lung disease that causes inflammation in the airways, making it difficult to breathe. Symptoms include: coughing, wheezing, chest tightness, and shortness of breath. 
These symptoms can vary in severity and come and go over time. 
| Asthma | |
|---|---|
| Symptoms | Coughing, wheezing, chest tightness, shortness of breath | 
| Causes | Inflammation and muscle tightening around the airways | 
| Triggers | Allergens, viral infections, air pollution, dust mites, exercise, mold, pests, pets, tobacco smoke, strong chemicals or smells | 
| Treatment | Inhalers, tablets, and other treatments | 
Asthma can be managed with treatment, and there's no cure. A doctor can diagnose asthma with a physical exam, history, and tests like spirometry and peak flow. 
Some things you can do to help control your asthma symptoms include: Regular exercise, Maintaining a healthy weight, and Controlling heartburn and GERD.