Bronchospasm is a tightening of the muscles that line the airways in your lungs. Learn about the symptoms and how it’s treated.

What is a bronchospasm? Bronchospasm is contractions in your airways caused by other conditions, allergies, or exposure to certain air-borne elements. Learn more about them and how you can treat them.

These three factors — bronchospasm, inflammation and mucus — combine to make breathing labored, leading to the hallmark symptoms of an asthma attack, including wheezing, shortness of breath ...