Thank you for the opportunity to help you with your question!
Asthma causes a narrowing of
the breathing airways, which interferes with the normal movement of air
in and out of the lungs. Asthma involves only the bronchial tubes and does
not affect the air sacs or the lung tissue
is a complicated disease, and doctors don't completely understand its causes.
But it has two main components: inflammation and muscle constriction. Asthma
affects the airways, the bronchial tubes that carry air into the lungs.
Please let me know if you need any clarification. I'm always happy to answer your questions.