hat is an asthma attack?
When you breathe normally, muscles around your airways are relaxed, letting air move easily and quietly. During an asthma attack, three things can happen:
- Bronchospasm: The muscles around the airways constrict (tighten). When they tighten, it makes your airways narrow. Air cannot flow freely through constricted airways.
- Inflammation: The lining of your airways becomes swollen. Swollen airways don’t let as much air in or out of your lungs.
- Mucus production: During the attack, your body creates more mucus. This thick mucus clogs airways.
When your airways get tighter, you make a sound calle