What is Asthma?
A chronic lung disease that typically emerges in early childhood, asthma inflames and narrows airways in the lungs while increasing the contractibility of smooth muscles surrounding the airways. This combination of reactions to irritants and/or allergens makes it difficult for asthma sufferers to breathe. Chest tightness, coughing and wheezing (due to excess mucus in the […]
- Posted on: Nov 26 2014