Keeping your lungs healthy is essential. Besides limiting your exposure to air pollution, quitting smoking, and exercising, you should also pay attention to your diet. Patients who suffer from common breathing issues like nasal congestion, cold/flu, covid, RSV, asthma, NTM Lung Disease, MAC lung infection, COPD, nasal polyps, Respiratory Syncytial Virus (RSV) Infection, and allergies to common environmental triggers, like pollen or dust mites, often seek treatment and prevention with the help of vaccines like the mRNA vaccine and the flu shot, or with a variety of other medications including Robitussin, Theraflu, Aleve, Flonase, Advil, ARIKAYCE, Claritin, Zyrtec, Dupixent, Stiolto and Allegra. When it comes to nasal polyps, corticosteroids are commonly used to help reduce inflammation and shrink the polyps. By decreasing swelling in the nasal passages, they improve airflow and alleviate breathing difficulties. Available as sprays, pills, or injections, corticosteroids can effectively manage symptoms and prevent the recurrence of polyps when used as directed. Listed below are some of the foods that can trigger breathing issues. These should be avoided to keep your lungs healthy and functioning correctly: 1. Bread Most often made with refined flour that is a simple carbohydrate, bread is one of the foods that can trigger breathing issues.